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102839059 = 315236343
BaseRepresentation
bin1100010000100…
…11001100010011
321011111202200001
412020103030103
5202311322214
614112110431
72356055221
oct610231423
9234452601
10102839059
1153060564
122a535417
13183c8b1b
14d92db11
159065c74
hex6213313

102839059 has 8 divisors (see below), whose sum is σ = 106376192. Its totient is φ = 99315720.

The previous prime is 102839057. The next prime is 102839063. The reversal of 102839059 is 950938201.

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

It is a cyclic number.

It is not a de Polignac number, because 102839059 - 21 = 102839057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102839053) 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 7 ways as a sum of consecutive naturals, for example, 13042 + ... + 19384.

It is an arithmetic number, because the mean of its divisors is an integer number (13297024).

Almost surely, 2102839059 is an apocalyptic number.

102839059 is a deficient number, since it is larger than the sum of its proper divisors (3537133).

102839059 is an equidigital number, since it uses as much as digits as its factorization.

102839059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6897.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 102839059 is about 10140.9594713715. The cubic root of 102839059 is about 468.5105390492.

The spelling of 102839059 in words is "one hundred two million, eight hundred thirty-nine thousand, fifty-nine".

Divisors: 1 31 523 6343 16213 196633 3317389 102839059