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102607172 = 22171508929
BaseRepresentation
bin1100001110110…
…10100101000100
321011001222120122
412013122211010
5202231412142
614103121112
72354101163
oct607324504
9234058518
10102607172
1152a12318
122a443198
1318347405
14d8ad3da
15901c1d2
hex61da944

102607172 has 12 divisors (see below), whose sum is σ = 190125180. Its totient is φ = 48285696.

The previous prime is 102607147. The next prime is 102607181. The reversal of 102607172 is 271706201.

It can be written as a sum of positive squares in 2 ways, for example, as 46566976 + 56040196 = 6824^2 + 7486^2 .

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, 754397 + ... + 754532.

It is an arithmetic number, because the mean of its divisors is an integer number (15843765).

Almost surely, 2102607172 is an apocalyptic number.

It is an amenable number.

102607172 is a deficient number, since it is larger than the sum of its proper divisors (87518008).

102607172 is a wasteful number, since it uses less digits than its factorization.

102607172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1508950 (or 1508948 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 102607172 is about 10129.5198306731. The cubic root of 102607172 is about 468.1581331840.

The spelling of 102607172 in words is "one hundred two million, six hundred seven thousand, one hundred seventy-two".

Divisors: 1 2 4 17 34 68 1508929 3017858 6035716 25651793 51303586 102607172