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12130077841 = 721439172031
BaseRepresentation
bin10110100110000001…
…00100110010010001
31011022100212210121021
423103000210302101
5144320244442331
65323353355441
7606410650300
oct132300446221
934270783537
1012130077841
115165127022
122426408b81
1311b40a986b
14830ddc437
154aedb7211
hex2d3024c91

12130077841 has 12 divisors (see below), whose sum is σ = 14120386560. Its totient is φ = 10389923880.

The previous prime is 12130077821. The next prime is 12130077859. The reversal of 12130077841 is 14877003121.

It is not a de Polignac number, because 12130077841 - 25 = 12130077809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12130077797 and 12130077806.

It is not an unprimeable number, because it can be changed into a prime (12130077811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15505 + ... + 156526.

It is an arithmetic number, because the mean of its divisors is an integer number (1176698880).

Almost surely, 212130077841 is an apocalyptic number.

It is an amenable number.

12130077841 is a deficient number, since it is larger than the sum of its proper divisors (1990308719).

12130077841 is a wasteful number, since it uses less digits than its factorization.

12130077841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173484 (or 173477 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 34.

The spelling of 12130077841 in words is "twelve billion, one hundred thirty million, seventy-seven thousand, eight hundred forty-one".

Divisors: 1 7 49 1439 10073 70511 172031 1204217 8429519 247552609 1732868263 12130077841