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16080668788 = 224020167197
BaseRepresentation
bin11101111100111101…
…11000100001110100
31112111200121121120111
432332132320201310
5230413122400123
611215400312404
71106331300202
oct167636704164
945450547514
1016080668788
116902133518
123149472704
1316936bbb42
14ac7970072
15641b2c90d
hex3be7b8874

16080668788 has 6 divisors (see below), whose sum is σ = 28141170386. Its totient is φ = 8040334392.

The previous prime is 16080668767. The next prime is 16080668789. The reversal of 16080668788 is 88786608061.

It can be written as a sum of positive squares in only one way, i.e., 13354575844 + 2726092944 = 115562^2 + 52212^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16080668789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010083595 + ... + 2010083602.

Almost surely, 216080668788 is an apocalyptic number.

It is an amenable number.

16080668788 is a deficient number, since it is larger than the sum of its proper divisors (12060501598).

16080668788 is a wasteful number, since it uses less digits than its factorization.

16080668788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4020167201 (or 4020167199 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 58.

The spelling of 16080668788 in words is "sixteen billion, eighty million, six hundred sixty-eight thousand, seven hundred eighty-eight".

Divisors: 1 2 4 4020167197 8040334394 16080668788