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12575208120 = 2335104793401
BaseRepresentation
bin10111011011000101…
…00111001010111000
31012110101110202112220
423231202213022320
5201223223124440
65435454204040
7623424335226
oct135542471270
935411422486
1012575208120
115373416a92
12252b4b3620
13125538cb67
1487418db16
154d8ee28d0
hex2ed8a72b8

12575208120 has 32 divisors (see below), whose sum is σ = 37725624720. Its totient is φ = 3353388800.

The previous prime is 12575208103. The next prime is 12575208131. The reversal of 12575208120 is 2180257521.

It is a super-2 number, since 2×125752081202 (a number of 21 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 7 ways as a sum of consecutive naturals, for example, 52396581 + ... + 52396820.

Almost surely, 212575208120 is an apocalyptic number.

12575208120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12575208120 is an abundant number, since it is smaller than the sum of its proper divisors (25150416600).

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

12575208120 is a wasteful number, since it uses less digits than its factorization.

12575208120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104793415 (or 104793411 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 33.

The spelling of 12575208120 in words is "twelve billion, five hundred seventy-five million, two hundred eight thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 104793401 209586802 314380203 419173604 523967005 628760406 838347208 1047934010 1257520812 1571901015 2095868020 2515041624 3143802030 4191736040 6287604060 12575208120