Properties of the Number 71960

Seventy-One Thousand Nine Hundred Sixty

Basics

Value: 71959 → 71960 → 71961

Parity: even

Prime: No

Previous Prime: 71947

Next Prime: 71963

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 5 × 7 × 257

Divisors: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001100100011000

Octal: 214430

Duodecimal: 35788

Hexadecimal: 11918

Square: 5178241600

Square Root: 268.25361134568163

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

Sum of all the parts in the partitions of 4n into 4 parts. A238328

Nonunitary weird numbers: numbers that are nonunitary abundant but not nonunitary pseudoperfect. A327948

a(n) = 8000·n - 40. A157660

spt(n) - p(n): total number of smallest parts in all partitions of n minus the number of partitions of n. A215513

Powers of rooted tree enumerator. A439

Number of red-black rooted trees with n-1 internal nodes. A1131

a(n) = ∏_k=1..n (1 + k^k). A260231

Fibonacci iteration starting with (1, a(n)) leads to a "nine digits anagram". A34587

Largest k >= 0 such that ∏_i=0..k (n+i) divides n!. A71960