Properties of the Number 75401

Seventy-Five Thousand Four Hundred One

Basics

Value: 75400 → 75401 → 75402

Parity: odd

Prime: Yes

Previous Prime: 75391

Next Prime: 75403

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 75401

Divisors: 1, 75401

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10010011010001001

Octal: 223211

Duodecimal: 37775

Hexadecimal: 12689

Square: 5685310801

Square Root: 274.592425241484

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

Lesser of twin primes of (29n + 1, 29n + 3). A248620

Largest prime factor of A023199(n). A108402

Primes as they occur for the first time as factors of terms of A173426 = concatenation(1,2,...,n,n-1,...,1). A260597

Smallest prime that is the average of the members of exactly n emirp pairs. A178589

Smallest nontrivial multiple of n (> n and not equal to 10^k*n) whose digit sum is a multiple of the digit sum of n. A75401