Properties of the Number 15121

Fifteen Thousand One Hundred Twenty-One

Basics

Value: 15120 → 15121 → 15122

Parity: odd

Prime: Yes

Previous Prime: 15107

Next Prime: 15131

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 15121

Divisors: 1, 15121

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 11101100010001

Octal: 35421

Duodecimal: 8901

Hexadecimal: 3b11

Square: 228644641

Square Root: 122.96747537458837

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

Centered 24-gonal numbers. A69190

Primes of the form 210n + 1. A73102

Smallest start for a run of n consecutive numbers of which the i-th has exactly i prime factors. A72875

Primes of form n² + 4096. A256836

Prime numbers such that sum of digits equals product of digits. A66306

Primes with digital product = 10. A107696

Centered 40-gonal numbers. A195317

The first of three consecutive primes the sum of which is equal to the sum of three consecutive squares. A298223

Number of integer partitions of n such that (length) * (maximum) >= 2·n. A361906

Primes for which the weight as defined in A117078 is 23. A119504