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107385231 = 3291279719
BaseRepresentation
bin1100110011010…
…01000110001111
321111001201211210
412121221012033
5204442311411
614353345503
72442521322
oct631510617
9244051753
10107385231
1155686128
122bb68293
131932b175
14103947b9
159662ca6
hex666918f

107385231 has 16 divisors (see below), whose sum is σ = 149299200. Its totient is φ = 68570208.

The previous prime is 107385227. The next prime is 107385241. The reversal of 107385231 is 132583701.

It is not a de Polignac number, because 107385231 - 22 = 107385227 is a prime.

It is a super-2 number, since 2×1073852312 = 23063175673846722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107385241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6190 + ... + 15908.

It is an arithmetic number, because the mean of its divisors is an integer number (9331200).

Almost surely, 2107385231 is an apocalyptic number.

107385231 is a deficient number, since it is larger than the sum of its proper divisors (41913969).

107385231 is a wasteful number, since it uses less digits than its factorization.

107385231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9878.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 107385231 is about 10362.6845460045. The cubic root of 107385231 is about 475.3149984480.

The spelling of 107385231 in words is "one hundred seven million, three hundred eighty-five thousand, two hundred thirty-one".

Divisors: 1 3 29 87 127 381 3683 9719 11049 29157 281851 845553 1234313 3702939 35795077 107385231