Properties of the Number 70997

Seventy Thousand Nine Hundred Ninety-Seven

Basics

Value: 70996 → 70997 → 70998

Parity: odd

Prime: Yes

Previous Prime: 70991

Next Prime: 70999

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 70997

Divisors: 1, 70997

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001010101010101

Octal: 212525

Duodecimal: 35105

Hexadecimal: 11555

Square: 5040574009

Square Root: 266.45262243033

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

Primes whose base-4 representation also is the base 2-representation of a prime. A235461

Primes of form n² + 28561. A256841

Least prime in A001359 (lesser of twin primes) such that the distance (A053319) to the next twin is 6·n. A52350

Primes that contain only the digits (0, 7, 9). A261181

Rectangular array with all start numbers Me(n, k), k >= 1, for the Collatz operation ud^2·n, n >= 1, ending in an odd number, read by antidiagonals. A238475

a(n) = 5·a(n-1) - 9·a(n-2) + 8·a(n-3) - 4·a(n-4), with a(0)=0, a(1)=0, a(2)=0, a(3)=1. A137221

Odd numbers producing 4 odd numbers in the Collatz iteration. A198587

Smallest prime having alternating bit sum (A065359) equal to n. A65084

a(n) = a(n-1) + 4a(n-2) - 4a(n-3). A136326

A sequence with Somos-4 Hankel transform. A171416