Properties of the Number 42532

Forty-Two Thousand Five Hundred Thirty-Two

Basics

Value: 42531 → 42532 → 42533

Parity: even

Prime: No

Previous Prime: 42509

Next Prime: 42533

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 7 ³ × 31

Divisors: 1, 2, 4, 7, 14, 28, 31, 49, 62, 98

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010011000100100

Octal: 123044

Duodecimal: 20744

Hexadecimal: a624

Square: 1808971024

Square Root: 206.2328780771873

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 ways to write n as an ordered sum of 7 primes. A340963

Numbers that are the sum of seven fourth powers in exactly eight ways. A345830

a(n) = ((7 + sqrt(7))ⁿ + (7 - sqrt(7))ⁿ)/2. A145302

Number of partitions of (4, n) into a sum of distinct pairs. A268347

Numerators of continued fraction convergents to sqrt(836). A42614

Number of nondecreasing integer sequences of length 8 with sum zero and sum of absolute values 2n. A158142

Indices where A092243 strictly changes sign. A269737

Numerators of continued fraction convergents to sqrt(795). A42532