Base | Representation |
---|---|
bin | 10100001100000010100… |
… | …011011110000100001011 |
3 | 11220121220112020100000020 |
4 | 110030002203132010023 |
5 | 140212211211223402 |
6 | 2541154052111523 |
7 | 202142005250622 |
oct | 24140243360413 |
9 | 4817815210006 |
10 | 1387317289227 |
11 | 4953a3495a41 |
12 | 1a4a559055a3 |
13 | a0a921a759c |
14 | 4b20a0746b9 |
15 | 261499d48bc |
hex | 143028de10b |
1387317289227 has 32 divisors (see below), whose sum is σ = 2014333670400. Its totient is φ = 846296356608.
The previous prime is 1387317289213. The next prime is 1387317289231. The reversal of 1387317289227 is 7229827137831.
It is not a de Polignac number, because 1387317289227 - 211 = 1387317287179 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1387317289247) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2111827 + ... + 2689692.
It is an arithmetic number, because the mean of its divisors is an integer number (62947927200).
Almost surely, 21387317289227 is an apocalyptic number.
1387317289227 is a deficient number, since it is larger than the sum of its proper divisors (627016381173).
1387317289227 is a wasteful number, since it uses less digits than its factorization.
1387317289227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4801715.
The product of its digits is 14224896, while the sum is 60.
The spelling of 1387317289227 in words is "one trillion, three hundred eighty-seven billion, three hundred seventeen million, two hundred eighty-nine thousand, two hundred twenty-seven".
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