Base | Representation |
---|---|
bin | 111110001000001… |
… | …0110000010110101 |
3 | 12101021122200001201 |
4 | 1330100112002311 |
5 | 13232133100011 |
6 | 542505252501 |
7 | 102442212100 |
oct | 17420260265 |
9 | 5337580051 |
10 | 2084659381 |
11 | 97a8104a2 |
12 | 4a2194131 |
13 | 272b7947c |
14 | 15ac15737 |
15 | c3036cc1 |
hex | 7c4160b5 |
2084659381 has 12 divisors (see below), whose sum is σ = 2426179008. Its totient is φ = 1785991032.
The previous prime is 2084659363. The next prime is 2084659411. The reversal of 2084659381 is 1839564802.
It is not a de Polignac number, because 2084659381 - 29 = 2084658869 is a prime.
It is a super-2 number, since 2×20846593812 = 8691609469582606322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2084659781) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105940 + ... + 124066.
It is an arithmetic number, because the mean of its divisors is an integer number (202181584).
Almost surely, 22084659381 is an apocalyptic number.
It is an amenable number.
2084659381 is a deficient number, since it is larger than the sum of its proper divisors (341519627).
2084659381 is a wasteful number, since it uses less digits than its factorization.
2084659381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20488 (or 20481 counting only the distinct ones).
The product of its (nonzero) digits is 414720, while the sum is 46.
The square root of 2084659381 is about 45658.0702724064. The cubic root of 2084659381 is about 1277.4533066064.
The spelling of 2084659381 in words is "two billion, eighty-four million, six hundred fifty-nine thousand, three hundred eighty-one".
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