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28002468882 = 234667078147
BaseRepresentation
bin11010000101000100…
…111100010000010010
32200021112120210211010
4122011010330100102
5424322113001012
620510354031350
72010633025653
oct320504742022
980245523733
1028002468882
111096a733373
125515b78556
1328435a371b
1414d903352a
15add5a2c3c
hex68513c412

28002468882 has 8 divisors (see below), whose sum is σ = 56004937776. Its totient is φ = 9334156292.

The previous prime is 28002468877. The next prime is 28002468931. The reversal of 28002468882 is 28886420082.

It is a happy number.

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

28002468882 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2333539068 + ... + 2333539079.

It is an arithmetic number, because the mean of its divisors is an integer number (7000617222).

Almost surely, 228002468882 is an apocalyptic number.

28002468882 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

28002468882 is a wasteful number, since it uses less digits than its factorization.

28002468882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4667078152.

The product of its (nonzero) digits is 786432, while the sum is 48.

The spelling of 28002468882 in words is "twenty-eight billion, two million, four hundred sixty-eight thousand, eight hundred eighty-two".

Divisors: 1 2 3 6 4667078147 9334156294 14001234441 28002468882