Search a number
-
+
28310096088 = 2332393195779
BaseRepresentation
bin11010010111011010…
…011100100011011000
32201001222102220000100
4122113122130203120
5430434341033323
621001103335400
72021356563201
oct322732344330
981058386010
1028310096088
111100834722a
1255a0bb1560
132892242061
141527c305a8
15b0a5bb943
hex69769c8d8

28310096088 has 24 divisors (see below), whose sum is σ = 76673177100. Its totient is φ = 9436698672.

The previous prime is 28310096057. The next prime is 28310096123. The reversal of 28310096088 is 88069001382.

28310096088 is a `hidden beast` number, since 2 + 8 + 31 + 0 + 0 + 9 + 608 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 196597818 + ... + 196597961.

Almost surely, 228310096088 is an apocalyptic number.

It is an amenable number.

28310096088 is an abundant number, since it is smaller than the sum of its proper divisors (48363081012).

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

28310096088 is a wasteful number, since it uses less digits than its factorization.

28310096088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393195791 (or 393195784 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The spelling of 28310096088 in words is "twenty-eight billion, three hundred ten million, ninety-six thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 393195779 786391558 1179587337 1572783116 2359174674 3145566232 3538762011 4718349348 7077524022 9436698696 14155048044 28310096088