Properties of the Number 75149

Seventy-Five Thousand One Hundred Forty-Nine

Basics

Value: 75148 → 75149 → 75150

Parity: odd

Prime: Yes

Previous Prime: 75133

Next Prime: 75161

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 75149

Divisors: 1, 75149

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010010110001101

Octal: 222615

Duodecimal: 375A5

Hexadecimal: 1258d

Square: 5647372201

Square Root: 274.1331793125378

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

Number of rooted planar maps with n edges and without faces of degree 1 or 2. A379434

Third term of strong prime sextets: p(m-1)-p(m-2) > p(m)-p(m-1) > p(m+1)-p(m) > p(m+2)-p(m+1) > p(m+3)-p(m+2). A54815

Primes formed by concatenating n and 2n-1. A309851

Dirichlet convolution of Fibonacci numbers with Primes (with 1). A34746

Fourth term of strong prime sextets: p(m-2)-p(m-3) > p(m-1)-p(m-2) > p(m)-p(m-1) > p(m+1)-p(m) > p(m+2)-p(m+1). A54816

∑_{i=0..2·A053645(n)} (C(2·A053645(n),i) mod 2)*A000045(n-i) [where C(r,c) is the binomial coefficient (A007318) and A000045(n) is the n-th Fibonacci number]. A75149