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12100219975 = 521039465841
BaseRepresentation
bin10110100010011101…
…01011010001000111
31011020021200212022101
423101032223101013
5144240124014400
65320405412531
7605566113154
oct132116532107
934207625271
1012100219975
11514a2933a8
12241840a147
1311aab5449c
1482b06922b
154ac46a56a
hex2d13ab447

12100219975 has 12 divisors (see below), whose sum is σ = 15018746080. Its totient is φ = 9670838400.

The previous prime is 12100219951. The next prime is 12100219981. The reversal of 12100219975 is 57991200121.

12100219975 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12100219975 - 27 = 12100219847 is a prime.

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 11 ways as a sum of consecutive naturals, for example, 206946 + ... + 258895.

Almost surely, 212100219975 is an apocalyptic number.

12100219975 is a deficient number, since it is larger than the sum of its proper divisors (2918526105).

12100219975 is a wasteful number, since it uses less digits than its factorization.

12100219975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466890 (or 466885 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 37.

The spelling of 12100219975 in words is "twelve billion, one hundred million, two hundred nineteen thousand, nine hundred seventy-five".

Divisors: 1 5 25 1039 5195 25975 465841 2329205 11646025 484008799 2420043995 12100219975