Properties of the Number 30625

Thirty Thousand Six Hundred Twenty-Five

Basics

Value: 30624 → 30625 → 30626

Parity: odd

Prime: No

Previous Prime: 30593

Next Prime: 30631

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 5 ⁴ × 7 ²

Divisors: 1, 5, 7, 25, 35, 49, 125, 175, 245, 625

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 111011110100001

Octal: 73641

Duodecimal: 15881

Hexadecimal: 77a1

Square: 937890625

Square Root: 175

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

a(n) = (6·n + 1)². A16922

Numbers of the form 5ⁱ*7^j with i, j >= 0. A3595

Sum of first k numbers in column k of the natural number array A000027; by antidiagonals. A185787

a(n) = (2·n - 1)*n². A15237

Numbers whose prime factors are 5 and 7. A33851

Numbers whose k-th arithmetic derivative is zero for some k>0, ordered by their position in A276086. A351255

Numbers with prime factorization p²*q⁴. A189988

a(n) = (5·n)². A16850

a(n) = (11·n + 10)². A17510

Perfect squares which are neither the sum nor the difference of two primes. A106573