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80230245738 = 23113989117307
BaseRepresentation
bin100101010111000011…
…0000110010101101010
321200002101100202202220
41022232012012111222
52303302420330423
6100505100334510
75540115556656
oct1125606062552
9250071322686
1080230245738
1131030978115
1213670b44436
137747a4bbb6
143c51591a66
1521487ee9e3
hex12ae18656a

80230245738 has 16 divisors (see below), whose sum is σ = 160463267040. Its totient is φ = 26742952656.

The previous prime is 80230245727. The next prime is 80230245763. The reversal of 80230245738 is 83754203208.

It is a self number, because there is not a number n which added to its sum of digits gives 80230245738.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 625281 + ... + 742587.

It is an arithmetic number, because the mean of its divisors is an integer number (10028954190).

Almost surely, 280230245738 is an apocalyptic number.

80230245738 is an abundant number, since it is smaller than the sum of its proper divisors (80233021302).

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

80230245738 is a wasteful number, since it uses less digits than its factorization.

80230245738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231301.

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 80230245738 in words is "eighty billion, two hundred thirty million, two hundred forty-five thousand, seven hundred thirty-eight".

Divisors: 1 2 3 6 113989 117307 227978 234614 341967 351921 683934 703842 13371707623 26743415246 40115122869 80230245738