Properties of the Number 115

One Hundred Fifteen

Basics

Value: 114 → 115 → 116

Parity: odd

Prime: No

Previous Prime: 113

Next Prime: 127

Digit Sum: 7

Digital Root: 7

Palindrome: No

Factorization: 5 × 23

Divisors: 1, 5, 23, 115

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 1110011

Octal: 163

Duodecimal: 97

Hexadecimal: 73

Square: 13225

Square Root: 10.723805294763608

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

Coordination sequence for planar net 3.3.3.3.6 (also called the fsz net). A250120

Semiprimes (or biprimes): products of two primes. A1358

The odd numbers: a(n) = 2·n + 1. A5408

Completely multiplicative with a(prime(k)) = prime(k+1). A3961

Number of unlabeled rooted trees with n nodes (or connected functions with a fixed point). A81

Numbers k such that (7·10^k + 71)/3 is prime. A270831

Squarefree semiprimes: Numbers that are the product of two distinct primes. A6881

Odious numbers: numbers with an odd number of 1's in their binary expansion. A69

Lucky numbers. A959

a(n) = 3·n + 1. A16777

We use cookies

Some cookies are essential for Natory to function, like keeping you signed in. We also use optional cookies to understand how the app is used and improve it over time. Learn more in our Privacy Policy. You can manage your preferences anytime.