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8113768 = 231378017
BaseRepresentation
bin11110111100111001101000
3120021012222221
4132330321220
54034120033
6445523424
7125652205
oct36747150
916235887
108113768
114641aa3
122873574
1318b1160
141112cac
15aa412d
hex7bce68

8113768 has 16 divisors (see below), whose sum is σ = 16383780. Its totient is φ = 3744768.

The previous prime is 8113753. The next prime is 8113771. The reversal of 8113768 is 8673118.

It can be written as a sum of positive squares in 2 ways, for example, as 5673924 + 2439844 = 2382^2 + 1562^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38905 + ... + 39112.

Almost surely, 28113768 is an apocalyptic number.

It is an amenable number.

8113768 is an abundant number, since it is smaller than the sum of its proper divisors (8270012).

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

8113768 is a wasteful number, since it uses less digits than its factorization.

8113768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78036 (or 78032 counting only the distinct ones).

The product of its digits is 8064, while the sum is 34.

The square root of 8113768 is about 2848.4676582331. The cubic root of 8113768 is about 200.9436076878.

The spelling of 8113768 in words is "eight million, one hundred thirteen thousand, seven hundred sixty-eight".

Divisors: 1 2 4 8 13 26 52 104 78017 156034 312068 624136 1014221 2028442 4056884 8113768