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Properties of the Number 41165

Forty-One Thousand One Hundred Sixty-Five

Basics

Value: 41164 → 41165 → 41166

Parity: odd

Prime: No

Previous Prime: 41161

Next Prime: 41177

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 × 8233

Divisors: 1, 5, 8233, 41165

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010000011001101

Octal: 120315

Duodecimal: 1B9A5

Hexadecimal: a0cd

Square: 1694557225

Square Root: 202.89159667172024

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with no element equal to all horizontal neighbors or equal to all vertical neighbors, and new values 0..2 introduced in row major order. A238912
All 81 combinations of prefixing and following a(n) by a single digit are nonprime. A32734
Composite numbers k such that all the decimal concatenations ik and ikj (i, j = 1...9) are also composite. A32737
Number of (n+1) X (2+1) 0..2 arrays with no element equal to all horizontal neighbors or equal to all vertical neighbors, and new values 0..2 introduced in row major order. A238907
Number of (n+1)X(5+1) 0..2 arrays with no element equal to all horizontal neighbors or equal to all vertical neighbors, and new values 0..2 introduced in row major order. A238910
Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite BEA = β Na7[Al7Si57O128] starting with a T8 atom. A19074
Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 21. A31609
a(n) cannot be prefixed or followed by any digit to form a prime ('empty' prefixes allowed). A32736
a(n) cannot be prefixed or followed by any digit to form a prime ('empty' prefixes and suffixes are allowed). A32738
Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 17. A51982