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12930542224 = 242335419923
BaseRepresentation
bin11000000101011100…
…00110101010010000
31020101011002121022021
430002232012222100
5202440204322344
65535030221224
7635300536555
oct140256065220
936334077267
1012930542224
115535a54836
12260a4b4814
1312b0b92c22
148a9448a2c
1550a2d1b84
hex302b86a90

12930542224 has 40 divisors (see below), whose sum is σ = 26152201152. Its totient is φ = 6181802880.

The previous prime is 12930542203. The next prime is 12930542249. The reversal of 12930542224 is 42224503921.

It is a self number, because there is not a number n which added to its sum of digits gives 12930542224.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1298127 + ... + 1308049.

Almost surely, 212930542224 is an apocalyptic number.

It is an amenable number.

12930542224 is an abundant number, since it is smaller than the sum of its proper divisors (13221658928).

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

12930542224 is a wasteful number, since it uses less digits than its factorization.

12930542224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13495 (or 13489 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 12930542224 in words is "twelve billion, nine hundred thirty million, five hundred forty-two thousand, two hundred twenty-four".

Divisors: 1 2 4 8 16 23 46 92 184 368 3541 7082 9923 14164 19846 28328 39692 56656 79384 81443 158768 162886 228229 325772 456458 651544 912916 1303088 1825832 3651664 35137343 70274686 140549372 281098744 562197488 808158889 1616317778 3232635556 6465271112 12930542224