Search a number
-
+
107879028 = 2238989919
BaseRepresentation
bin1100110111000…
…01101001110100
321111222211012120
412123201221310
5210104112103
614412115540
72446646055
oct633415164
9244884176
10107879028
1155993124
1230165bb0
1319471b5a
141048272c
15970e253
hex66e1a74

107879028 has 12 divisors (see below), whose sum is σ = 251717760. Its totient is φ = 35959672.

The previous prime is 107879021. The next prime is 107879029. The reversal of 107879028 is 820978701.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107879021) 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, 4494948 + ... + 4494971.

It is an arithmetic number, because the mean of its divisors is an integer number (20976480).

Almost surely, 2107879028 is an apocalyptic number.

It is an amenable number.

107879028 is an abundant number, since it is smaller than the sum of its proper divisors (143838732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

107879028 is a wasteful number, since it uses less digits than its factorization.

107879028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8989926 (or 8989924 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 42.

The square root of 107879028 is about 10386.4829465994. The cubic root of 107879028 is about 476.0424426058.

The spelling of 107879028 in words is "one hundred seven million, eight hundred seventy-nine thousand, twenty-eight".

Divisors: 1 2 3 4 6 12 8989919 17979838 26969757 35959676 53939514 107879028