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22990237682 = 276118798039
BaseRepresentation
bin10101011010010100…
…110010111111110010
32012100020012002012112
4111122110302333302
5334041000101212
614321144325322
71442501540006
oct253224627762
965306162175
1022990237682
119828431935
124557473842
132225051849
1411814aa706
158e8532422
hex55a532ff2

22990237682 has 16 divisors (see below), whose sum is σ = 34553347200. Its totient is φ = 11472476640.

The previous prime is 22990237681. The next prime is 22990237717. The reversal of 22990237682 is 28673209922.

It is a self number, because there is not a number n which added to its sum of digits gives 22990237682.

It is not an unprimeable number, because it can be changed into a prime (22990237681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2855819 + ... + 2863857.

It is an arithmetic number, because the mean of its divisors is an integer number (2159584200).

Almost surely, 222990237682 is an apocalyptic number.

22990237682 is a deficient number, since it is larger than the sum of its proper divisors (11563109518).

22990237682 is a wasteful number, since it uses less digits than its factorization.

22990237682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10681.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 22990237682 in words is "twenty-two billion, nine hundred ninety million, two hundred thirty-seven thousand, six hundred eighty-two".

Divisors: 1 2 761 1522 1879 3758 8039 16078 1429919 2859838 6117679 12235358 15105281 30210562 11495118841 22990237682