Properties of the Number 72149

Seventy-Two Thousand One Hundred Forty-Nine

Basics

Value: 72148 → 72149 → 72150

Parity: odd

Prime: No

Previous Prime: 72139

Next Prime: 72161

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 7 × 11 × 937

Divisors: 1, 7, 11, 77, 937, 6559, 10307, 72149

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001100111010101

Octal: 214725

Duodecimal: 35905

Hexadecimal: 119d5

Square: 5205478201

Square Root: 268.60565891283824

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 k!6 - 12 is prime, where k!6 is the sextuple factorial number (A085158). A289688

Times on the display of a 24-hour digital clock with 6 digits, rounded to full seconds, at which the hour and minute hands of an analog clock form a right angle. Terms with fewer than 6 digits are to be assumed filled with zeros to the left. A347039

Coordination sequence for AlPO₄-11 structure with respect to node (X) where decagon and two hexagons meet. A72149