Properties of the Number 70888

Seventy Thousand Eight Hundred Eighty-Eight

Basics

Value: 70887 → 70888 → 70889

Parity: even

Prime: No

Previous Prime: 70879

Next Prime: 70891

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 8861

Divisors: 1, 2, 4, 8, 8861, 17722, 35444, 70888

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001010011101000

Octal: 212350

Duodecimal: 35034

Hexadecimal: 114e8

Square: 5025108544

Square Root: 266.2480046873591

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

Tetranacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3) + a(n-4), with initial conditions a(0..3) = (0, 0, 1, 0). A1631

Number of benzenoids with 22 hexagons, C_2h symmetry and containing 2n carbon atoms. A123105

Number of palindromic binary strings of length n having no 4-runs of 1's. A382478

Modified quadranacci series. A274759

G.f. satisfies A(x) = 1 + x·A(x) + x³*A(x)⁵. A364539

Numerator of ∑_k=1..n μ(k)/k. A70888

Number of (n+1)X(1+1) 0..2 arrays with the sum of each 2X2 subblock two median terms lexicographically nondecreasing rowwise and columnwise. A235527

a(n) is the smallest integer k > 1 such that k > n * π(k), where π() denotes the prime counting function. A86511