Base | Representation |
---|---|
bin | 111110001011110… |
… | …0101100110110011 |
3 | 12101102020010122210 |
4 | 1330113211212303 |
5 | 13233124330011 |
6 | 543014103203 |
7 | 102464310600 |
oct | 17427454663 |
9 | 5342203583 |
10 | 2086558131 |
11 | 980898009 |
12 | 4a294ab03 |
13 | 2733927a8 |
14 | 15b18b6a7 |
15 | c32ae6a6 |
hex | 7c5e59b3 |
2086558131 has 96 divisors (see below), whose sum is σ = 3566795520. Its totient is φ = 1077753600.
The previous prime is 2086558109. The next prime is 2086558141. The reversal of 2086558131 is 1318556802.
It is not a de Polignac number, because 2086558131 - 25 = 2086558099 is a prime.
It is a super-2 number, since 2×20865581312 = 8707449668084426322, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2086558131.
It is not an unprimeable number, because it can be changed into a prime (2086558141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6303636 + ... + 6303966.
It is an arithmetic number, because the mean of its divisors is an integer number (37154120).
Almost surely, 22086558131 is an apocalyptic number.
2086558131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
2086558131 is a deficient number, since it is larger than the sum of its proper divisors (1480237389).
2086558131 is a wasteful number, since it uses less digits than its factorization.
2086558131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 465 (or 458 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 39.
The square root of 2086558131 is about 45678.8586875811. The cubic root of 2086558131 is about 1277.8410323651.
The spelling of 2086558131 in words is "two billion, eighty-six million, five hundred fifty-eight thousand, one hundred thirty-one".
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