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102838366393 = 764322847893
BaseRepresentation
bin101111111000110100…
…1001111000010111001
3100211102222112021221221
41133301221033002321
53141103110211033
6115124315032041
710300300456120
oct1376151170271
9324388467857
10102838366393
113a682638854
1217b2043b621
13990b880a99
144d97dd0ab7
152a1d50212d
hex17f1a4f0b9

102838366393 has 8 divisors (see below), whose sum is σ = 117712349888. Its totient is φ = 88010079984.

The previous prime is 102838366391. The next prime is 102838366417. The reversal of 102838366393 is 393663838201.

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 102838366393 - 21 = 102838366391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102838366393.

It is not an unprimeable number, because it can be changed into a prime (102838366391) 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, 11419446 + ... + 11428447.

It is an arithmetic number, because the mean of its divisors is an integer number (14714043736).

Almost surely, 2102838366393 is an apocalyptic number.

It is an amenable number.

102838366393 is a deficient number, since it is larger than the sum of its proper divisors (14873983495).

102838366393 is an equidigital number, since it uses as much as digits as its factorization.

102838366393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22848543.

The product of its (nonzero) digits is 3359232, while the sum is 52.

The spelling of 102838366393 in words is "one hundred two billion, eight hundred thirty-eight million, three hundred sixty-six thousand, three hundred ninety-three".

Divisors: 1 7 643 4501 22847893 159935251 14691195199 102838366393