Properties of the Number 38930

Thirty-Eight Thousand Nine Hundred Thirty

Basics

Value: 38929 → 38930 → 38931

Parity: even

Prime: No

Previous Prime: 38923

Next Prime: 38933

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 17 × 229

Divisors: 1, 2, 5, 10, 17, 34, 85, 170, 229, 458

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001100000010010

Octal: 114022

Duodecimal: 1A642

Hexadecimal: 9812

Square: 1515544900

Square Root: 197.3068675946177

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 n-element subsets of [2n] having a prime element sum. A282517

Number of 10-element subsets of [n] having a prime element sum. A320685

Number of binary arrays indicating the locations of trailing edge maxima of a random length-n 0..5 array extended with zeros and convolved with 1,1. A222331

Numbers which are the sum of two squared primes in exactly four ways (ignoring order). A226599

Number of connected animals formed from n 6-gon connected truncated octahedra, avoiding connected squares. A363200

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 0), (0, 0, 1), (0, 1, 1), (1, -1, 0), (1, 0, -1)}. A150554

Primes p such that 51 is not a square mod p. A38930

Number of 5X(n+1) 0..2 arrays with every 2X2 subblock in a row having an equal number of equal diagonal or equal antidiagonal elements, adjacent rows differing in this number, and new values 0..2 introduced in row major order. A205629