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10808029420 = 225683379087
BaseRepresentation
bin10100001000011010…
…10111000011101100
31000220020012210002221
422010031113003230
5134113323420140
64544245325124
7531555506566
oct120415270354
930806183087
1010808029420
11464693a521
1221177067a4
131033221ca6
147475bc336
15433cbe14a
hex2843570ec

10808029420 has 24 divisors (see below), whose sum is σ = 22700470464. Its totient is φ = 4322524416.

The previous prime is 10808029363. The next prime is 10808029469. The reversal of 10808029420 is 2492080801.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97117 + ... + 176203.

It is an arithmetic number, because the mean of its divisors is an integer number (945852936).

Almost surely, 210808029420 is an apocalyptic number.

10808029420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10808029420 is an abundant number, since it is smaller than the sum of its proper divisors (11892441044).

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

10808029420 is a wasteful number, since it uses less digits than its factorization.

10808029420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85929 (or 85927 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The spelling of 10808029420 in words is "ten billion, eight hundred eight million, twenty-nine thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 6833 13666 27332 34165 68330 79087 136660 158174 316348 395435 790870 1581740 540401471 1080802942 2161605884 2702007355 5404014710 10808029420