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12300112015 = 512391198533
BaseRepresentation
bin10110111010010010…
…01101000010001111
31011202012211102122021
423131021031002033
5200142312041030
65352310031011
7613544140612
oct133511150217
934665742567
1012300112015
115242102234
122473348467
1312103a15b9
14849820179
154beca297a
hex2dd24d08f

12300112015 has 8 divisors (see below), whose sum is σ = 14761399968. Its totient is φ = 9839245920.

The previous prime is 12300112001. The next prime is 12300112087. The reversal of 12300112015 is 51021100321.

12300112015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12300112015 - 29 = 12300111503 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12300112015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37312 + ... + 161221.

It is an arithmetic number, because the mean of its divisors is an integer number (1845174996).

Almost surely, 212300112015 is an apocalyptic number.

12300112015 is a deficient number, since it is larger than the sum of its proper divisors (2461287953).

12300112015 is a wasteful number, since it uses less digits than its factorization.

12300112015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210929.

The product of its (nonzero) digits is 60, while the sum is 16.

Adding to 12300112015 its reverse (51021100321), we get a palindrome (63321212336).

The spelling of 12300112015 in words is "twelve billion, three hundred million, one hundred twelve thousand, fifteen".

Divisors: 1 5 12391 61955 198533 992665 2460022403 12300112015