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319303683908 = 22117256901907
BaseRepresentation
bin1001010010101111111…
…10111000111101000100
31010112011211012202212222
410221113332320331010
520212413220341113
6402404110031512
732032433350226
oct4512776707504
91115154182788
10319303683908
11113463672780
1251a721a8598
1324158186b91
1411650b6c416
15848c233e08
hex4a57fb8f44

319303683908 has 12 divisors (see below), whose sum is σ = 609579760272. Its totient is φ = 145138038120.

The previous prime is 319303683901. The next prime is 319303683949. The reversal of 319303683908 is 809386303913.

It is a self number, because there is not a number n which added to its sum of digits gives 319303683908.

It is not an unprimeable number, because it can be changed into a prime (319303683901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3628450910 + ... + 3628450997.

It is an arithmetic number, because the mean of its divisors is an integer number (50798313356).

Almost surely, 2319303683908 is an apocalyptic number.

It is an amenable number.

319303683908 is a deficient number, since it is larger than the sum of its proper divisors (290276076364).

319303683908 is a wasteful number, since it uses less digits than its factorization.

319303683908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7256901922 (or 7256901920 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 53.

The spelling of 319303683908 in words is "three hundred nineteen billion, three hundred three million, six hundred eighty-three thousand, nine hundred eight".

Divisors: 1 2 4 11 22 44 7256901907 14513803814 29027607628 79825920977 159651841954 319303683908