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319981314027 = 3176816032489
BaseRepresentation
bin1001010100000000101…
…11110101111111101011
31010120221001021221122210
410222000113311333223
520220310204022102
6402555234020203
732055302202234
oct4520027657753
91116831257583
10319981314027
11113781123271
1252021117663
132423569324b
14116b6b6208b
1584cb98836c
hex4a805f5feb

319981314027 has 8 divisors (see below), whose sum is σ = 426665952720. Its totient is φ = 213308775680.

The previous prime is 319981313987. The next prime is 319981314031. The reversal of 319981314027 is 720413189913.

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

It is a cyclic number.

It is not a de Polignac number, because 319981314027 - 212 = 319981309931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (319981354027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2963202 + ... + 3069287.

It is an arithmetic number, because the mean of its divisors is an integer number (53333244090).

Almost surely, 2319981314027 is an apocalyptic number.

319981314027 is a deficient number, since it is larger than the sum of its proper divisors (106684638693).

319981314027 is a wasteful number, since it uses less digits than its factorization.

319981314027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6050173.

The product of its (nonzero) digits is 326592, while the sum is 48.

The spelling of 319981314027 in words is "three hundred nineteen billion, nine hundred eighty-one million, three hundred fourteen thousand, twenty-seven".

Divisors: 1 3 17681 53043 6032489 18097467 106660438009 319981314027