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113925 = 3527231
BaseRepresentation
bin11011110100000101
312210021110
4123310011
512121200
62235233
7653100
oct336405
9183243
10113925
1178659
1255b19
133cb16
142d737
1523b50
hex1bd05

113925 has 36 divisors (see below), whose sum is σ = 226176. Its totient is φ = 50400.

The previous prime is 113921. The next prime is 113933. The reversal of 113925 is 529311.

113925 = 212 + 222 + ... + 702.

It is not a de Polignac number, because 113925 - 22 = 113921 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

113925 is a lucky number.

It is a nialpdrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113921) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3660 + ... + 3690.

2113925 is an apocalyptic number.

113925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113925 is a deficient number, since it is larger than the sum of its proper divisors (112251).

113925 is a wasteful number, since it uses less digits than its factorization.

113925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58 (or 46 counting only the distinct ones).

The product of its digits is 270, while the sum is 21.

The square root of 113925 is about 337.5277766348. The cubic root of 113925 is about 48.4774401757.

The spelling of 113925 in words is "one hundred thirteen thousand, nine hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 31 35 49 75 93 105 147 155 175 217 245 465 525 651 735 775 1085 1225 1519 2325 3255 3675 4557 5425 7595 16275 22785 37975 113925