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125118886828 = 221339747912653
BaseRepresentation
bin111010010000110101…
…0101011001110101100
3102221221202021000010111
41310201222223032230
54022220413334303
6133251231545404
712016363663465
oct1644152531654
9387852230114
10125118886828
1149076393601
12202ba08b264
13ba4c8702a0
1460ad113d6c
1533c4592b6d
hex1d21aab3ac

125118886828 has 48 divisors (see below), whose sum is σ = 236907175680. Its totient is φ = 57476922624.

The previous prime is 125118886819. The next prime is 125118886861. The reversal of 125118886828 is 828688811521.

It is a happy number.

125118886828 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9882150 + ... + 9894802.

It is an arithmetic number, because the mean of its divisors is an integer number (4935566160).

Almost surely, 2125118886828 is an apocalyptic number.

It is an amenable number.

125118886828 is a deficient number, since it is larger than the sum of its proper divisors (111788288852).

125118886828 is a wasteful number, since it uses less digits than its factorization.

125118886828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13546 (or 13544 counting only the distinct ones).

The product of its digits is 3932160, while the sum is 58.

The spelling of 125118886828 in words is "one hundred twenty-five billion, one hundred eighteen million, eight hundred eighty-six thousand, eight hundred twenty-eight".

Divisors: 1 2 4 13 26 52 397 479 794 958 1588 1916 5161 6227 10322 12454 12653 20644 24908 25306 50612 164489 190163 328978 380326 657956 760652 2472119 4944238 5023241 6060787 9888476 10046482 12121574 20092964 24243148 65302133 78790231 130604266 157580462 261208532 315160924 2406132439 4812264878 9624529756 31279721707 62559443414 125118886828