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14930831660 = 2251748342701
BaseRepresentation
bin11011110011111001…
…00110100100101100
31102112112222211120012
431321330212210230
5221034243103120
610505323312352
71035666655313
oct157174464454
942475884505
1014930831660
1163720798a8
122a8837b6b8
13153c40bc44
14a18d7b27a
155c5c001c5
hex379f2692c

14930831660 has 24 divisors (see below), whose sum is σ = 31357274256. Its totient is φ = 5971851200.

The previous prime is 14930831659. The next prime is 14930831753. The reversal of 14930831660 is 6613803941.

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 7 ways as a sum of consecutive naturals, for example, 328310 + ... + 371010.

It is an arithmetic number, because the mean of its divisors is an integer number (1306553094).

Almost surely, 214930831660 is an apocalyptic number.

14930831660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14930831660 is an abundant number, since it is smaller than the sum of its proper divisors (16426442596).

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

14930831660 is a wasteful number, since it uses less digits than its factorization.

14930831660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60193 (or 60191 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 14930831660 in words is "fourteen billion, nine hundred thirty million, eight hundred thirty-one thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 17483 34966 42701 69932 85402 87415 170804 174830 213505 349660 427010 854020 746541583 1493083166 2986166332 3732707915 7465415830 14930831660