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22907628956 = 225923966893
BaseRepresentation
bin10101010101011001…
…101010110110011100
32012010110202010100002
4111111121222312130
5333403323111311
614305033553432
71440446430152
oct252531526634
965113663302
1022907628956
119795839763
124533875878
132210bb9c44
1411745253d2
158e116593b
hex55566ad9c

22907628956 has 12 divisors (see below), whose sum is σ = 40095160392. Its totient is φ = 11451868848.

The previous prime is 22907628929. The next prime is 22907628983. The reversal of 22907628956 is 65982670922.

It is an interprime number because it is at equal distance from previous prime (22907628929) and next prime (22907628983).

It is a congruent number.

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, 459755 + ... + 507138.

It is an arithmetic number, because the mean of its divisors is an integer number (3341263366).

Almost surely, 222907628956 is an apocalyptic number.

It is an amenable number.

22907628956 is a deficient number, since it is larger than the sum of its proper divisors (17187531436).

22907628956 is a wasteful number, since it uses less digits than its factorization.

22907628956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972820 (or 972818 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 22907628956 in words is "twenty-two billion, nine hundred seven million, six hundred twenty-eight thousand, nine hundred fifty-six".

Divisors: 1 2 4 5923 11846 23692 966893 1933786 3867572 5726907239 11453814478 22907628956