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10102902 = 231683817
BaseRepresentation
bin100110100010…
…100001110110
3201000021120120
4212202201312
510041243102
61000312410
7151605345
oct46424166
921007516
1010102902
115780507
123472706
132129664
1414adb5c
15d486bc
hex9a2876

10102902 has 8 divisors (see below), whose sum is σ = 20205816. Its totient is φ = 3367632.

The previous prime is 10102867. The next prime is 10102907. The reversal of 10102902 is 20920101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

10102902 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 841903 + ... + 841914.

It is an arithmetic number, because the mean of its divisors is an integer number (2525727).

Almost surely, 210102902 is an apocalyptic number.

10102902 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

10102902 is a wasteful number, since it uses less digits than its factorization.

10102902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683822.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 10102902 is about 3178.5062529434. The cubic root of 10102902 is about 216.1799340874.

The spelling of 10102902 in words is "ten million, one hundred two thousand, nine hundred two".

Divisors: 1 2 3 6 1683817 3367634 5051451 10102902