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18804717675041 = 19398737986801
BaseRepresentation
bin1000100011010010100001…
…00001000110001000100001
32110120201021002220010012112
410101221100201012020201
54431044030211100131
6103554433521405105
73650411301630314
oct421512041061041
973521232803175
1018804717675041
115aa0043987041
122138591a99795
13a6537b207c2c
1449022050297b
1522924943502b
hex111a50846221

18804717675041 has 8 divisors (see below), whose sum is σ = 18902362039944. Its totient is φ = 18707075481600.

The previous prime is 18804717674999. The next prime is 18804717675059. The reversal of 18804717675041 is 14057671740881.

It can be written as a sum of positive squares in 4 ways, for example, as 413519733025 + 18391197942016 = 643055^2 + 4288496^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-18804717675041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18804717675091) 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, 18562841 + ... + 19549641.

It is an arithmetic number, because the mean of its divisors is an integer number (2362795254993).

Almost surely, 218804717675041 is an apocalyptic number.

It is an amenable number.

18804717675041 is a deficient number, since it is larger than the sum of its proper divisors (97644364903).

18804717675041 is an equidigital number, since it uses as much as digits as its factorization.

18804717675041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085731.

The product of its (nonzero) digits is 10536960, while the sum is 59.

The spelling of 18804717675041 in words is "eighteen trillion, eight hundred four billion, seven hundred seventeen million, six hundred seventy-five thousand, forty-one".

Divisors: 1 193 98737 986801 19056241 190452593 97433770337 18804717675041