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102508008083 = 137885231391
BaseRepresentation
bin101111101110111110…
…1000001001010010011
3100210120221220100112222
41133131331001022103
53134414022224313
6115031434211255
710256146456265
oct1373575011223
9323527810488
10102508008083
113a523109758
1217a49883b2b
1398882b3bb0
144d66197b35
1529ee4e8208
hex17ddf41293

102508008083 has 4 divisors (see below), whose sum is σ = 110393239488. Its totient is φ = 94622776680.

The previous prime is 102508008077. The next prime is 102508008167. The reversal of 102508008083 is 380800805201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102508008083 - 28 = 102508007827 is a prime.

It is a super-2 number, since 2×1025080080832 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102508008583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3942615683 + ... + 3942615708.

It is an arithmetic number, because the mean of its divisors is an integer number (27598309872).

Almost surely, 2102508008083 is an apocalyptic number.

102508008083 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

102508008083 is a deficient number, since it is larger than the sum of its proper divisors (7885231405).

102508008083 is an equidigital number, since it uses as much as digits as its factorization.

102508008083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7885231404.

The product of its (nonzero) digits is 15360, while the sum is 35.

The spelling of 102508008083 in words is "one hundred two billion, five hundred eight million, eight thousand, eighty-three".

Divisors: 1 13 7885231391 102508008083