Base | Representation |
---|---|
bin | 1000011000010100111101… |
… | …00100111001000000100011 |
3 | 2102020201001220011102212211 |
4 | 10030022132210321000203 |
5 | 4403411141430430114 |
6 | 103105423310302551 |
7 | 3611245520646022 |
oct | 414123644710043 |
9 | 72221056142784 |
10 | 18428070170659 |
11 | 59653342132a6 |
12 | 20975974b7a57 |
13 | a389b49a6b46 |
14 | 479ccd9888b9 |
15 | 21e552c796c4 |
hex | 10c29e939023 |
18428070170659 has 16 divisors (see below), whose sum is σ = 18833666684800. Its totient is φ = 18026801859456.
The previous prime is 18428070170647. The next prime is 18428070170723. The reversal of 18428070170659 is 95607107082481.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-18428070170659 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (18428070170639) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170555737 + ... + 170663749.
It is an arithmetic number, because the mean of its divisors is an integer number (1177104167800).
Almost surely, 218428070170659 is an apocalyptic number.
18428070170659 is a deficient number, since it is larger than the sum of its proper divisors (405596514141).
18428070170659 is a wasteful number, since it uses less digits than its factorization.
18428070170659 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128014.
The product of its (nonzero) digits is 6773760, while the sum is 58.
The spelling of 18428070170659 in words is "eighteen trillion, four hundred twenty-eight billion, seventy million, one hundred seventy thousand, six hundred fifty-nine".
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