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78930414327 = 319297774597
BaseRepresentation
bin100100110000010011…
…1101000101011110111
321112201210111111021210
41021200213220223313
52243122141224302
6100132104412503
75462653311012
oct1114047505367
9245653444253
1078930414327
1130524185586
1213369777133
13759b67289b
143b6aab6379
1520be64466c
hex12609e8af7

78930414327 has 24 divisors (see below), whose sum is σ = 111186230256. Its totient is φ = 49799096064.

The previous prime is 78930414313. The next prime is 78930414361. The reversal of 78930414327 is 72341403987.

It is not a de Polignac number, because 78930414327 - 28 = 78930414071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78930414377) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1020793 + ... + 1095389.

It is an arithmetic number, because the mean of its divisors is an integer number (4632759594).

Almost surely, 278930414327 is an apocalyptic number.

78930414327 is a deficient number, since it is larger than the sum of its proper divisors (32255815929).

78930414327 is a wasteful number, since it uses less digits than its factorization.

78930414327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75615 (or 75596 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 78930414327 in words is "seventy-eight billion, nine hundred thirty million, four hundred fourteen thousand, three hundred twenty-seven".

Divisors: 1 3 19 57 361 977 1083 2931 18563 55689 74597 223791 352697 1058091 1417343 4252029 26929517 72881269 80788551 218643807 1384744111 4154232333 26310138109 78930414327