Properties of the Number 39000

Thirty-Nine Thousand

Basics

Value: 38999 → 39000 → 39001

Parity: even

Prime: No

Previous Prime: 38993

Next Prime: 39019

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 5 ³ × 13

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 13

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 1001100001011000

Octal: 114130

Duodecimal: 1A6A0

Hexadecimal: 9858

Square: 1521000000

Square Root: 197.48417658131498

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

Numbers m that raised to the powers from 1 to k (with k>=1) are multiples of the sum of their digits (m raised to k+1 must not be a multiple). Case k=17. A135202

a(n) = n·sigma₂(n). A328259

A multiplicative encoding for the exponents of 2 obtained when using Shevelev's algorithm for computing A002326. A292239

Numbers with prime factorization p·q*r³*s³ (where p, q, r, s are distinct primes). A190108

Triangle, read by rows, where T(n,k) = A049020([n/2],k)*A049020([(n+1)/2],k). A124526

a(n)=∑_d∣n d·numbpart(d), where numbpart(d)=number of partitions of d, cf. A000041. A61259

Number of atoms in first n shells of type I hyperfullerene. A63497

Row sums of triangle A129503. A129504

Expansion of (1-25·x)^-8/5. A49396

Least number beginning with n such that every partial sum is a square. A95158