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10023617980 = 225501180899
BaseRepresentation
bin10010101010111010…
…00100010110111100
3221212120012112220101
421111131010112330
5131012021233410
64334344530444
7503252230015
oct112535042674
927776175811
1010023617980
114284086602
121b38a80a24
13c398695cc
146b135000c
153d9ec5d3a
hex2557445bc

10023617980 has 12 divisors (see below), whose sum is σ = 21049597800. Its totient is φ = 4009447184.

The previous prime is 10023617977. The next prime is 10023617987. The reversal of 10023617980 is 8971632001.

10023617980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10023617987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250590430 + ... + 250590469.

It is an arithmetic number, because the mean of its divisors is an integer number (1754133150).

Almost surely, 210023617980 is an apocalyptic number.

10023617980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10023617980 is an abundant number, since it is smaller than the sum of its proper divisors (11025979820).

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

10023617980 is a wasteful number, since it uses less digits than its factorization.

10023617980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501180908 (or 501180906 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 10023617980 in words is "ten billion, twenty-three million, six hundred seventeen thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 501180899 1002361798 2004723596 2505904495 5011808990 10023617980