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22067415244 = 227788121973
BaseRepresentation
bin10100100011010100…
…100000100011001100
32002221220201211210201
4110203110200203030
5330143224241434
614045421143244
71410564635410
oct244324404314
962856654721
1022067415244
1193a4531766
12433a3bab24
132108ac7174
1410d4accd40
158924e8614
hex5235208cc

22067415244 has 12 divisors (see below), whose sum is σ = 44134830544. Its totient is φ = 9457463664.

The previous prime is 22067415221. The next prime is 22067415247. The reversal of 22067415244 is 44251476022.

22067415244 is an admirable number.

It is a super-2 number, since 2×220674152442 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22067415247) 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 3 ways as a sum of consecutive naturals, for example, 394060959 + ... + 394061014.

Almost surely, 222067415244 is an apocalyptic number.

It is an amenable number.

22067415244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22067415244 is a wasteful number, since it uses less digits than its factorization.

22067415244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788121984 (or 788121982 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 37.

The spelling of 22067415244 in words is "twenty-two billion, sixty-seven million, four hundred fifteen thousand, two hundred forty-four".

Divisors: 1 2 4 7 14 28 788121973 1576243946 3152487892 5516853811 11033707622 22067415244