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10125705126 = 236127665861
BaseRepresentation
bin10010110111000100…
…11111111110100110
3222010200022010010210
421123202133332212
5131214140031001
64352433000250
7505632034125
oct113342377646
928120263123
1010125705126
114326773149
121b670b3086
13c54a610c4
146c0b25abc
153e3e3ddd6
hex25b89ffa6

10125705126 has 16 divisors (see below), whose sum is σ = 20583401328. Its totient is φ = 3319903200.

The previous prime is 10125705103. The next prime is 10125705229. The reversal of 10125705126 is 62150752101.

It is a junction number, because it is equal to n+sod(n) for n = 10125705093 and 10125705102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13832565 + ... + 13833296.

It is an arithmetic number, because the mean of its divisors is an integer number (1286462583).

Almost surely, 210125705126 is an apocalyptic number.

10125705126 is an abundant number, since it is smaller than the sum of its proper divisors (10457696202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10125705126 is a wasteful number, since it uses less digits than its factorization.

10125705126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27665927.

The product of its (nonzero) digits is 4200, while the sum is 30.

The spelling of 10125705126 in words is "ten billion, one hundred twenty-five million, seven hundred five thousand, one hundred twenty-six".

Divisors: 1 2 3 6 61 122 183 366 27665861 55331722 82997583 165995166 1687617521 3375235042 5062852563 10125705126