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Properties of the Number 23130

Twenty-Three Thousand One Hundred Thirty

Basics

Value: 23129 → 23130 → 23131

Parity: even

Prime: No

Previous Prime: 23117

Next Prime: 23131

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 2 × 5 × 257

Divisors: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

603 Try Today's Challenge

Representations

Binary: 101101001011010

Octal: 55132

Duodecimal: 11476

Hexadecimal: 5a5a

Square: 534996900

Square Root: 152.0855022676389

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 locally disjoint enriched p-trees of weight n. A331687
List of codewords in binary lexicode with Hamming distance 8 written as decimal numbers. A75940
Triangle interpolating the swinging factorial (A056040) restricted to odd indices with its binomial inverse. Triangle read by rows. For n >= 0, k >= 0. A163772
Rows of binary Walsh matrices interpreted as reverse binary numbers. A228539
Number of regions in a polygon whose boundary consists of n+2 equally spaced points around a semicircle and three equally spaced points along the diameter (a total of n+3 points). See Comments for precise definition. A333642
a(n) = 729·n - 198. A156772
Base-10 representation of numbers k which, in base 2, satisfy abs(k + reverse(k) - reverse(k + reverse(k))) = abs(k - reverse(k)) + reverse(abs(k - reverse(k))) = k. A179697
Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and 3w+x+y>0. A211628
Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,7. A64240
Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,21. A64247