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22040104408 = 237393573293
BaseRepresentation
bin10100100001101100…
…010100110111011000
32002220000100022101021
4110201230110313120
5330114231320113
614043003532224
71410113540110
oct244154246730
962800308337
1022040104408
119390078723
12433122a074
1321032541ca
1410d1220040
1588ee0148d
hex521b14dd8

22040104408 has 16 divisors (see below), whose sum is σ = 47228795280. Its totient is φ = 9445759008.

The previous prime is 22040104403. The next prime is 22040104409. The reversal of 22040104408 is 80440104022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22040104403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196786591 + ... + 196786702.

It is an arithmetic number, because the mean of its divisors is an integer number (2951799705).

Almost surely, 222040104408 is an apocalyptic number.

22040104408 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22040104408 is an abundant number, since it is smaller than the sum of its proper divisors (25188690872).

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

22040104408 is a wasteful number, since it uses less digits than its factorization.

22040104408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393573306 (or 393573302 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

The spelling of 22040104408 in words is "twenty-two billion, forty million, one hundred four thousand, four hundred eight".

Divisors: 1 2 4 7 8 14 28 56 393573293 787146586 1574293172 2755013051 3148586344 5510026102 11020052204 22040104408