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102715053 = 374891193
BaseRepresentation
bin1100001111101…
…00111010101101
321011021110120020
412013310322231
5202243340203
614105312353
72355030540
oct607647255
9234243506
10102715053
1152a86381
122a4956b9
131838454c
14d8da857
15903e153
hex61f4ead

102715053 has 8 divisors (see below), whose sum is σ = 156518208. Its totient is φ = 58694304.

The previous prime is 102715051. The next prime is 102715097. The reversal of 102715053 is 350517201.

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

It is not a de Polignac number, because 102715053 - 21 = 102715051 is a prime.

It is a super-2 number, since 2×1027150532 = 21100764225585618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102715051) 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, 2445576 + ... + 2445617.

It is an arithmetic number, because the mean of its divisors is an integer number (19564776).

Almost surely, 2102715053 is an apocalyptic number.

It is an amenable number.

102715053 is a deficient number, since it is larger than the sum of its proper divisors (53803155).

102715053 is an equidigital number, since it uses as much as digits as its factorization.

102715053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4891203.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 102715053 is about 10134.8435113720. The cubic root of 102715053 is about 468.3221492610.

The spelling of 102715053 in words is "one hundred two million, seven hundred fifteen thousand, fifty-three".

Divisors: 1 3 7 21 4891193 14673579 34238351 102715053