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2102563130079 = 31390750395799
BaseRepresentation
bin11110100110001010100…
…001110100101011011111
321110000002020110200200110
4132212022201310223133
5233422022130130304
64245523144501103
7304622321504016
oct36461241645337
97400066420613
102102563130079
11740768089505
1229b5a817a793
1312336a0a7b19
1473a9c0b5a7d
1539a5c263289
hex1e98a874adf

2102563130079 has 8 divisors (see below), whose sum is σ = 2803619145600. Its totient is φ = 1401607933976.

The previous prime is 2102563130053. The next prime is 2102563130089. The reversal of 2102563130079 is 9700313652012.

It is a happy number.

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 2102563130079 - 211 = 2102563128031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102563130089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25156179 + ... + 25239620.

It is an arithmetic number, because the mean of its divisors is an integer number (350452393200).

Almost surely, 22102563130079 is an apocalyptic number.

2102563130079 is a deficient number, since it is larger than the sum of its proper divisors (701056015521).

2102563130079 is a wasteful number, since it uses less digits than its factorization.

2102563130079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50409709.

The product of its (nonzero) digits is 68040, while the sum is 39.

The spelling of 2102563130079 in words is "two trillion, one hundred two billion, five hundred sixty-three million, one hundred thirty thousand, seventy-nine".

Divisors: 1 3 13907 41721 50395799 151187397 700854376693 2102563130079