Properties of the Number 39290

Thirty-Nine Thousand Two Hundred Ninety

Basics

Value: 39289 → 39290 → 39291

Parity: even

Prime: No

Previous Prime: 39251

Next Prime: 39293

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 3929

Divisors: 1, 2, 5, 10, 3929, 7858, 19645, 39290

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001100101111010

Octal: 114572

Duodecimal: 1A8A2

Hexadecimal: 997a

Square: 1543704100

Square Root: 198.21705274773913

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

Convolution of A000081 and A027852, shifted by 3 leading zeros. A280788

Numbers n such that σ(n)=2n-φ(φ(n)). A110073

a(n) is the smallest positive integer which can be represented as the sum of distinct nonzero dodecahedral numbers in exactly n ways, or -1 if no such integer exists. A360216

Numbers whose base-5 representation has the same nonzero number of 2's and 3's. A39290