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113151 = 337717
BaseRepresentation
bin11011100111111111
312202012210
4123213333
512110101
62231503
7650613
oct334777
9182183
10113151
1178015
1255593
133c66c
142d343
15237d6
hex1b9ff

113151 has 4 divisors (see below), whose sum is σ = 150872. Its totient is φ = 75432.

The previous prime is 113149. The next prime is 113153. The reversal of 113151 is 151311.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (113149) and next prime (113153).

It is not a de Polignac number, because 113151 - 21 = 113149 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18856 + ... + 18861.

It is an arithmetic number, because the mean of its divisors is an integer number (37718).

2113151 is an apocalyptic number.

113151 is a deficient number, since it is larger than the sum of its proper divisors (37721).

113151 is an equidigital number, since it uses as much as digits as its factorization.

113151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37720.

The product of its digits is 15, while the sum is 12.

The square root of 113151 is about 336.3792502519. The cubic root of 113151 is about 48.3674062822.

Adding to 113151 its reverse (151311), we get a palindrome (264462).

The spelling of 113151 in words is "one hundred thirteen thousand, one hundred fifty-one".

Divisors: 1 3 37717 113151