Search a number
-
+
107930913 = 335976971
BaseRepresentation
bin1100110111011…
…10010100100001
321112002110101020
412123232110201
5210112242123
614413200053
72450253246
oct633562441
9245073336
10107930913
1155a19102
1230190029
131948c65c
14104975cd
15971e7e3
hex66ee521

107930913 has 4 divisors (see below), whose sum is σ = 143907888. Its totient is φ = 71953940.

The previous prime is 107930891. The next prime is 107930947. The reversal of 107930913 is 319039701.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 107930913 - 217 = 107799841 is a prime.

It is a super-4 number, since 4×1079309134 (a number of 33 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (107930993) 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, 17988483 + ... + 17988488.

It is an arithmetic number, because the mean of its divisors is an integer number (35976972).

Almost surely, 2107930913 is an apocalyptic number.

It is an amenable number.

107930913 is a deficient number, since it is larger than the sum of its proper divisors (35976975).

107930913 is an equidigital number, since it uses as much as digits as its factorization.

107930913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35976974.

The product of its (nonzero) digits is 5103, while the sum is 33.

The square root of 107930913 is about 10388.9803638278. The cubic root of 107930913 is about 476.1187487667.

The spelling of 107930913 in words is "one hundred seven million, nine hundred thirty thousand, nine hundred thirteen".

Divisors: 1 3 35976971 107930913