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50222109 = 372341647
BaseRepresentation
bin1011111110010…
…1010000011101
310111111112210010
42333211100131
5100324101414
64552233433
71146611100
oct277452035
9114445703
1050222109
1126392683
121499b879
13a535532
146954737
154620959
hex2fe541d

50222109 has 12 divisors (see below), whose sum is σ = 77895744. Its totient is φ = 28698264.

The previous prime is 50222101. The next prime is 50222129. The reversal of 50222109 is 90122205.

It is not a de Polignac number, because 50222109 - 23 = 50222101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50222101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170677 + ... + 170970.

It is an arithmetic number, because the mean of its divisors is an integer number (6491312).

Almost surely, 250222109 is an apocalyptic number.

It is an amenable number.

50222109 is a deficient number, since it is larger than the sum of its proper divisors (27673635).

50222109 is a wasteful number, since it uses less digits than its factorization.

50222109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341664 (or 341657 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 50222109 is about 7086.7558868639. The cubic root of 50222109 is about 368.9478484768.

The spelling of 50222109 in words is "fifty million, two hundred twenty-two thousand, one hundred nine".

Divisors: 1 3 7 21 49 147 341647 1024941 2391529 7174587 16740703 50222109