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102302031113 = 1912234402549
BaseRepresentation
bin101111101000110101…
…1010001110100001001
3100210001121022122021022
41133101223101310021
53134003304443423
6114555155322225
710251065626322
oct1372153216411
9323047278238
10102302031113
113a427914157
12179b08b0375
139854716229
144d46a9b449
1529db3acdc8
hex17d1ad1d09

102302031113 has 8 divisors (see below), whose sum is σ = 107774424000. Its totient is φ = 96838445808.

The previous prime is 102302031103. The next prime is 102302031127. The reversal of 102302031113 is 311130203201.

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 102302031113 - 236 = 33582554377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102302031091 and 102302031100.

It is not an unprimeable number, because it can be changed into a prime (102302031103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2178038 + ... + 2224511.

It is an arithmetic number, because the mean of its divisors is an integer number (13471803000).

Almost surely, 2102302031113 is an apocalyptic number.

It is an amenable number.

102302031113 is a deficient number, since it is larger than the sum of its proper divisors (5472392887).

102302031113 is a wasteful number, since it uses less digits than its factorization.

102302031113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4403791.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 102302031113 its reverse (311130203201), we get a palindrome (413432234314).

The spelling of 102302031113 in words is "one hundred two billion, three hundred two million, thirty-one thousand, one hundred thirteen".

Divisors: 1 19 1223 23237 4402549 83648431 5384317427 102302031113