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12800024106 = 236773151163
BaseRepresentation
bin10111110101111000…
…01101111000101010
31020001001111121002220
423322330031320222
5202203301232411
65514044534510
7632124260352
oct137274157052
936031447086
1012800024106
115479309621
122592851436
13128cb2567c
14895d91b62
154edaeeb06
hex2faf0de2a

12800024106 has 16 divisors (see below), whose sum is σ = 25637870304. Its totient is φ = 4260371024.

The previous prime is 12800024087. The next prime is 12800024113. The reversal of 12800024106 is 60142000821.

It is a super-2 number, since 2×128000241062 (a number of 21 digits) contains 22 as substring.

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, 1571520 + ... + 1579643.

It is an arithmetic number, because the mean of its divisors is an integer number (1602366894).

Almost surely, 212800024106 is an apocalyptic number.

12800024106 is an abundant number, since it is smaller than the sum of its proper divisors (12837846198).

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

12800024106 is a wasteful number, since it uses less digits than its factorization.

12800024106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3151845.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 12800024106 its reverse (60142000821), we get a palindrome (72942024927).

The spelling of 12800024106 in words is "twelve billion, eight hundred million, twenty-four thousand, one hundred six".

Divisors: 1 2 3 6 677 1354 2031 4062 3151163 6302326 9453489 18906978 2133337351 4266674702 6400012053 12800024106