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105725050612 = 22191391119087
BaseRepresentation
bin110001001110110110…
…1000011111011110100
3101002220011100001021021
41202131231003323310
53213011103104422
6120322554430524
710431652050106
oct1423555037364
9332804301237
10105725050612
1140924042395
12185a7132444
139c7b93b95c
14518d53b576
152b3bb60dc7
hex189db43ef4

105725050612 has 12 divisors (see below), whose sum is σ = 194756672320. Its totient is φ = 50080287096.

The previous prime is 105725050603. The next prime is 105725050633. The reversal of 105725050612 is 216050527501.

It is a super-2 number, since 2×1057250506122 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 695559468 + ... + 695559619.

Almost surely, 2105725050612 is an apocalyptic number.

It is an amenable number.

105725050612 is a deficient number, since it is larger than the sum of its proper divisors (89031621708).

105725050612 is a wasteful number, since it uses less digits than its factorization.

105725050612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391119110 (or 1391119108 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 34.

The spelling of 105725050612 in words is "one hundred five billion, seven hundred twenty-five million, fifty thousand, six hundred twelve".

Divisors: 1 2 4 19 38 76 1391119087 2782238174 5564476348 26431262653 52862525306 105725050612