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23030120983 = 176720219597
BaseRepresentation
bin10101011100101100…
…111100001000010111
32012110000020100210211
4111130230330020113
5334131202332413
614325131230251
71443464540602
oct253454741027
965400210724
1023030120983
1198489a2841
1245688a8387
1322303a722c
1411868cd339
158ebcae83d
hex55cb3c217

23030120983 has 8 divisors (see below), whose sum is σ = 24748787952. Its totient is φ = 21351893376.

The previous prime is 23030120959. The next prime is 23030121013. The reversal of 23030120983 is 38902103032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-23030120983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23030120083) 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, 10108660 + ... + 10110937.

It is an arithmetic number, because the mean of its divisors is an integer number (3093598494).

Almost surely, 223030120983 is an apocalyptic number.

23030120983 is a deficient number, since it is larger than the sum of its proper divisors (1718666969).

23030120983 is a wasteful number, since it uses less digits than its factorization.

23030120983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20219681.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 23030120983 in words is "twenty-three billion, thirty million, one hundred twenty thousand, nine hundred eighty-three".

Divisors: 1 17 67 1139 20219597 343733149 1354712999 23030120983