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19076316331 = 191234381343
BaseRepresentation
bin10001110001000010…
…010111110010101011
31211020110110021110111
4101301002113302223
5303032014110311
612432531355151
71243505004412
oct216102276253
954213407414
1019076316331
1180aa0a0896
123844752ab7
131a5020b257
14ccd762479
15769b11d21
hex471097cab

19076316331 has 8 divisors (see below), whose sum is σ = 20082206720. Its totient is φ = 18070613352.

The previous prime is 19076316299. The next prime is 19076316349. The reversal of 19076316331 is 13361367091.

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 19076316331 - 25 = 19076316299 is a prime.

It is a super-2 number, since 2×190763163312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19076317331) by changing a digit.

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, 193846 + ... + 275188.

It is an arithmetic number, because the mean of its divisors is an integer number (2510275840).

Almost surely, 219076316331 is an apocalyptic number.

19076316331 is a deficient number, since it is larger than the sum of its proper divisors (1005890389).

19076316331 is a wasteful number, since it uses less digits than its factorization.

19076316331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93705.

The product of its (nonzero) digits is 61236, while the sum is 40.

The spelling of 19076316331 in words is "nineteen billion, seventy-six million, three hundred sixteen thousand, three hundred thirty-one".

Divisors: 1 19 12343 81343 234517 1545517 1004016649 19076316331