Properties of the Number 70880

Seventy Thousand Eight Hundred Eighty

Basics

Value: 70879 → 70880 → 70881

Parity: even

Prime: No

Previous Prime: 70879

Next Prime: 70891

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ⁵ × 5 × 443

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001010011100000

Octal: 212340

Duodecimal: 35028

Hexadecimal: 114e0

Square: 5023974400

Square Root: 266.2329806766998

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

Numbers k such that ∑_i=1..k i⁹ divides ∏_i=1..k i⁹. A166609

Number of partitions of n into parts of exactly 7 sorts which are introduced in ascending order. A258462

Number of partitions of n into parts of exactly eight sorts which are introduced in ascending order such that sorts of adjacent parts are different. A320550

Consider the 2^n-1-1 nonempty subsets S of {1, 2, ..., n-1}; a(n) gives number of such S for which it is impossible to partition n into parts from S such that each s in S is used at least once. A70880