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12575107532 = 2213388162311
BaseRepresentation
bin10111011011000100…
…01110100111001100
31012110101021122120102
423231202032213030
5201223211420112
65435452110232
7623423436041
oct135542164714
935411248512
1012575107532
115373358459
12252b465378
131255356140
148741651c8
154d8ec2bc2
hex2ed88e9cc

12575107532 has 24 divisors (see below), whose sum is σ = 23705728032. Its totient is φ = 5802307200.

The previous prime is 12575107471. The next prime is 12575107549. The reversal of 12575107532 is 23570157521.

It is a happy 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, 170657 + ... + 232967.

It is an arithmetic number, because the mean of its divisors is an integer number (987738668).

Almost surely, 212575107532 is an apocalyptic number.

It is an amenable number.

12575107532 is a deficient number, since it is larger than the sum of its proper divisors (11130620500).

12575107532 is a wasteful number, since it uses less digits than its factorization.

12575107532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66209 (or 66207 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 38.

The spelling of 12575107532 in words is "twelve billion, five hundred seventy-five million, one hundred seven thousand, five hundred thirty-two".

Divisors: 1 2 4 13 26 52 3881 7762 15524 50453 62311 100906 124622 201812 249244 810043 1620086 3240172 241828991 483657982 967315964 3143776883 6287553766 12575107532