Properties of the Number 15253

Fifteen Thousand Two Hundred Fifty-Three

Basics

Value: 15252 → 15253 → 15254

Parity: odd

Prime: No

Previous Prime: 15241

Next Prime: 15259

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 7 × 2179

Divisors: 1, 7, 2179, 15253

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 11101110010101

Octal: 35625

Duodecimal: 89B1

Hexadecimal: 3b95

Square: 232654009

Square Root: 123.50303639992015

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) = 9·n² + 3·n + 1. A82040

Partition the concatenation 1234567...of natural numbers into successive strings which are multiples of 7, all different and > 7 (0 is never taken as the most significant digit). A77300

Number of integer partitions of n such that the maximum is greater than twice the median. A361857

Generalized Pellian with 2nd term equal to 6. A48693

Half the number of n X 4 binary arrays with a path of adjacent 1's and a path of adjacent 0's from top row to bottom row. A69404

Eight bishops and one elephant on a 3 X 3 chessboard. a(n) = 2ⁿ⁺² - 3·F(n+2). A175660

a(n) = 1 - σ(n) + σ(n)². A259184

A self-"read and extend" sequence built following the rules visible in the Comments section (a kind of Collatz-by-digits sequence). A316764

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 70 ones. A31838

Decimal part of cube root of a(n) starts with 8: first term of runs. A34134