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18297024001 = 471031377593
BaseRepresentation
bin10001000010100101…
…100110111000000001
31202020011002010100121
4101002211212320001
5244433014232001
612223332420241
71215263065204
oct210245467001
952204063317
1018297024001
11783a213a43
123667777681
131957928929
14c5806793b
157214ca6a1
hex442966e01

18297024001 has 8 divisors (see below), whose sum is σ = 18704496384. Its totient is φ = 17890308960.

The previous prime is 18297023929. The next prime is 18297024013. The reversal of 18297024001 is 10042079281.

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 18297024001 - 213 = 18297015809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18397024001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140340 + ... + 237253.

It is an arithmetic number, because the mean of its divisors is an integer number (2338062048).

Almost surely, 218297024001 is an apocalyptic number.

It is an amenable number.

18297024001 is a deficient number, since it is larger than the sum of its proper divisors (407472383).

18297024001 is a wasteful number, since it uses less digits than its factorization.

18297024001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378671.

The product of its (nonzero) digits is 8064, while the sum is 34.

The spelling of 18297024001 in words is "eighteen billion, two hundred ninety-seven million, twenty-four thousand, one".

Divisors: 1 47 1031 48457 377593 17746871 389298383 18297024001