Properties of the Number 70001

Seventy Thousand One

Basics

Value: 70000 → 70001 → 70002

Parity: odd

Prime: Yes

Previous Prime: 69997

Next Prime: 70003

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 70001

Divisors: 1, 70001

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001000101110001

Octal: 210561

Duodecimal: 34615

Hexadecimal: 11171

Square: 4900140001

Square Root: 264.5770209220748

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 of form n² + 2401. A256835

Primes having only {0, 1, 7} as digits. A199327

Naughty primes: primes in which the number of zeros is greater than the number of all other digits. A164968

Smallest prime in which the n-th significant digit is a 7. A69591

a(1) = 2; a(n+1) = smallest prime > a(n) with leading digit equal to final digit of a(n). A61448

Primes of the form 7n² + 1. A201602

Larger of emirp pairs that are merely reversals of their end digits. A263242

Primes p such that p² contains all of the square digits {0, 1, 4, 9} only. A316969

Numbers m such that m^m == m (mod 10^len(m + 2)), where len(m) is the number of digits of m (A055642). A373206

Start with the prime 11; next prime must exceed previous prime and start with last digit of previous prime. A54262