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19059700994 = 2172333924019
BaseRepresentation
bin10001110000000010…
…111111010100000010
31211012022012010111122
4101300002333110002
5303013240412434
612431135312242
71243213533245
oct216002772402
954168163448
1019059700994
1180a0782504
12383b07b682
131a499415a9
14ccb47925c
1576842dc2e
hex4700bf502

19059700994 has 16 divisors (see below), whose sum is σ = 30273847200. Its totient is φ = 8968513344.

The previous prime is 19059700987. The next prime is 19059700997. The reversal of 19059700994 is 49900795091.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (19059700997) 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, 781517 + ... + 805535.

It is an arithmetic number, because the mean of its divisors is an integer number (1892115450).

Almost surely, 219059700994 is an apocalyptic number.

19059700994 is a deficient number, since it is larger than the sum of its proper divisors (11214146206).

19059700994 is a wasteful number, since it uses less digits than its factorization.

19059700994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47377.

The product of its (nonzero) digits is 918540, while the sum is 53.

The spelling of 19059700994 in words is "nineteen billion, fifty-nine million, seven hundred thousand, nine hundred ninety-four".

Divisors: 1 2 17 34 23339 24019 46678 48038 396763 408323 793526 816646 560579441 1121158882 9529850497 19059700994