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12974570484 = 2236731606559
BaseRepresentation
bin11000001010101100…
…00011101111110100
31020111012221110201120
430011112003233310
5203032442223414
65543242023540
7636344013051
oct140526035764
936435843646
1012974570484
115558896927
1226211a7bb0
1312ba03a155
148b122a028
1550e0cc2a9
hex305583bf4

12974570484 has 24 divisors (see below), whose sum is σ = 30319000320. Its totient is φ = 4318427904.

The previous prime is 12974570447. The next prime is 12974570491. The reversal of 12974570484 is 48407547921.

12974570484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 795204 + ... + 811355.

It is an arithmetic number, because the mean of its divisors is an integer number (1263291680).

Almost surely, 212974570484 is an apocalyptic number.

It is an amenable number.

12974570484 is an abundant number, since it is smaller than the sum of its proper divisors (17344429836).

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

12974570484 is a wasteful number, since it uses less digits than its factorization.

12974570484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607239 (or 1607237 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 51.

The spelling of 12974570484 in words is "twelve billion, nine hundred seventy-four million, five hundred seventy thousand, four hundred eighty-four".

Divisors: 1 2 3 4 6 12 673 1346 2019 2692 4038 8076 1606559 3213118 4819677 6426236 9639354 19278708 1081214207 2162428414 3243642621 4324856828 6487285242 12974570484