Properties of the Number 45890

Forty-Five Thousand Eight Hundred Ninety

Basics

Value: 45889 → 45890 → 45891

Parity: even

Prime: No

Previous Prime: 45887

Next Prime: 45893

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 5 × 13 × 353

Divisors: 1, 2, 5, 10, 13, 26, 65, 130, 353, 706

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011001101000010

Octal: 131502

Duodecimal: 22682

Hexadecimal: b342

Square: 2105892100

Square Root: 214.21951358361358

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..3 arrays containing all values 0..3 with every 2X2 subblock having one or three distinct values, and new values 0..3 introduced in row major order. A210309

Smallest k > 0 with gcd(k, rev(k)) = n, where rev(k) is digit reversal of k and with sum of digits of k = n, or 0 if no such k exists. A333666

a(n) = 1681·n² - 2606·n + 1010. A157110

Numbers which are the sum of two squared primes in exactly three ways (ignoring order). A226562

Sum over all partitions of n into distinct parts of the LCM of the parts. A306956

Number of (n+1) X 2 0..3 arrays containing all values 0..3 with every 2 X 2 subblock having one or three distinct values, and new values 0..3 introduced in row major order. A210302

Number of (n+1)X6 0..3 arrays containing all values 0..3 with every 2X2 subblock having one or three distinct values, and new values 0..3 introduced in row major order. A210306

Numbers k such that (29·10^k - 77)/3 is prime. A280942

Numbers k such that A064839(k) = A064839(k+1). A343133

Number of polynomials of degree n over GF(2) in which the degrees of all distinct irreducible factors are distinct. A351915