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22041050408 = 2313211933177
BaseRepresentation
bin10100100001101111…
…111011110100101000
32002220002010101001022
4110201233323310220
5330120002103113
614043040112012
71410124560116
oct244157736450
962802111038
1022041050408
119390664443
124331605608
1321034c5980
1410d13c8ab6
1589003b908
hex521bfbd28

22041050408 has 16 divisors (see below), whose sum is σ = 44505967380. Its totient is φ = 10172792448.

The previous prime is 22041050387. The next prime is 22041050431. The reversal of 22041050408 is 80405014022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 20346740164 + 1694310244 = 142642^2 + 41162^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105966485 + ... + 105966692.

Almost surely, 222041050408 is an apocalyptic number.

It is an amenable number.

22041050408 is an abundant number, since it is smaller than the sum of its proper divisors (22464916972).

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

22041050408 is a wasteful number, since it uses less digits than its factorization.

22041050408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211933196 (or 211933192 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

The spelling of 22041050408 in words is "twenty-two billion, forty-one million, fifty thousand, four hundred eight".

Divisors: 1 2 4 8 13 26 52 104 211933177 423866354 847732708 1695465416 2755131301 5510262602 11020525204 22041050408