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102813052 = 2240036421
BaseRepresentation
bin1100010000011…
…00110101111100
321011110102222211
412020030311330
5202310004202
614111350204
72355616336
oct610146574
9234412884
10102813052
1153042a71
122a522364
13183ba034
14d924456
15905d1d7
hex620cd7c

102813052 has 12 divisors (see below), whose sum is σ = 179995816. Its totient is φ = 51385680.

The previous prime is 102813037. The next prime is 102813077. The reversal of 102813052 is 250318201.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12802 + ... + 19222.

Almost surely, 2102813052 is an apocalyptic number.

It is an amenable number.

102813052 is a deficient number, since it is larger than the sum of its proper divisors (77182764).

102813052 is a wasteful number, since it uses less digits than its factorization.

102813052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10428 (or 10426 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 102813052 is about 10139.6771151748. The cubic root of 102813052 is about 468.4710417967.

The spelling of 102813052 in words is "one hundred two million, eight hundred thirteen thousand, fifty-two".

Divisors: 1 2 4 4003 6421 8006 12842 16012 25684 25703263 51406526 102813052