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102885902 = 2728126153
BaseRepresentation
bin1100010000111…
…10101000001110
321011121010220222
412020132220032
5202314322102
614113111342
72356341620
oct610365016
9234533828
10102885902
1153092779
122a558552
1318414242
14d942c10
159074aa2
hex621ea0e

102885902 has 16 divisors (see below), whose sum is σ = 177010272. Its totient is φ = 43935360.

The previous prime is 102885889. The next prime is 102885907. The reversal of 102885902 is 209588201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102885907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9143 + ... + 17010.

It is an arithmetic number, because the mean of its divisors is an integer number (11063142).

Almost surely, 2102885902 is an apocalyptic number.

102885902 is a deficient number, since it is larger than the sum of its proper divisors (74124370).

102885902 is a wasteful number, since it uses less digits than its factorization.

102885902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26443.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 102885902 is about 10143.2688025113. The cubic root of 102885902 is about 468.5816634775.

The spelling of 102885902 in words is "one hundred two million, eight hundred eighty-five thousand, nine hundred two".

Divisors: 1 2 7 14 281 562 1967 3934 26153 52306 183071 366142 7348993 14697986 51442951 102885902