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12830576227 = 729172336683
BaseRepresentation
bin10111111001100001…
…10000111001100011
31020010011222210201221
423330300300321203
5202234111414402
65521055435511
7632645045530
oct137460607143
936104883657
1012830576227
115494586907
1225a0b25b97
131296261a51
1489a065d87
15501637337
hex2fcc30e63

12830576227 has 16 divisors (see below), whose sum is σ = 15178371840. Its totient is φ = 10611955872.

The previous prime is 12830576221. The next prime is 12830576237. The reversal of 12830576227 is 72267503821.

It is not a de Polignac number, because 12830576227 - 23 = 12830576219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12830576221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 331428 + ... + 368110.

It is an arithmetic number, because the mean of its divisors is an integer number (948648240).

Almost surely, 212830576227 is an apocalyptic number.

12830576227 is a deficient number, since it is larger than the sum of its proper divisors (2347795613).

12830576227 is a wasteful number, since it uses less digits than its factorization.

12830576227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38442.

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 12830576227 in words is "twelve billion, eight hundred thirty million, five hundred seventy-six thousand, two hundred twenty-seven".

Divisors: 1 7 29 203 1723 12061 36683 49967 256781 349769 1063807 7446649 63204809 442433663 1832939461 12830576227