Search a number
-
+
107974213 = 234694531
BaseRepresentation
bin1100110111110…
…00111001000101
321112011122202221
412123320321011
5210120133323
614414132341
72450523424
oct633707105
9245148687
10107974213
1155a48696
12301b10b1
13194a6289
14104a92bb
15972c55d
hex66f8e45

107974213 has 4 divisors (see below), whose sum is σ = 112668768. Its totient is φ = 103279660.

The previous prime is 107974183. The next prime is 107974219. The reversal of 107974213 is 312479701.

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 not a de Polignac number, because 107974213 - 213 = 107966021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107974219) 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, 2347243 + ... + 2347288.

It is an arithmetic number, because the mean of its divisors is an integer number (28167192).

Almost surely, 2107974213 is an apocalyptic number.

It is an amenable number.

107974213 is a deficient number, since it is larger than the sum of its proper divisors (4694555).

107974213 is an equidigital number, since it uses as much as digits as its factorization.

107974213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4694554.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 107974213 is about 10391.0640937298. The cubic root of 107974213 is about 476.1824104337.

The spelling of 107974213 in words is "one hundred seven million, nine hundred seventy-four thousand, two hundred thirteen".

Divisors: 1 23 4694531 107974213