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113032405 = 5179191447
BaseRepresentation
bin1101011110010…
…11110011010101
321212200122022101
412233023303111
5212414014110
615114402101
72541521353
oct657136325
9255618271
10113032405
1158892a12
1231a30331
131a5576a5
14110247d3
159dcb13a
hex6bcbcd5

113032405 has 16 divisors (see below), whose sum is σ = 143873280. Its totient is φ = 84955392.

The previous prime is 113032399. The next prime is 113032429. The reversal of 113032405 is 504230311.

It is not a de Polignac number, because 113032405 - 213 = 113024213 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77392 + ... + 78838.

It is an arithmetic number, because the mean of its divisors is an integer number (8992080).

Almost surely, 2113032405 is an apocalyptic number.

It is an amenable number.

113032405 is a deficient number, since it is larger than the sum of its proper divisors (30840875).

113032405 is a wasteful number, since it uses less digits than its factorization.

113032405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2388.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 113032405 is about 10631.6699064634. The cubic root of 113032405 is about 483.5050221079.

Adding to 113032405 its reverse (504230311), we get a palindrome (617262716).

The spelling of 113032405 in words is "one hundred thirteen million, thirty-two thousand, four hundred five".

Divisors: 1 5 17 85 919 1447 4595 7235 15623 24599 78115 122995 1329793 6648965 22606481 113032405