Base | Representation |
---|---|
bin | 1001111111010110… |
… | …1001100001111110 |
3 | 20220212222111000020 |
4 | 2133311221201332 |
5 | 20443000003321 |
6 | 1122032513010 |
7 | 123311400405 |
oct | 23765514176 |
9 | 6825874006 |
10 | 2681641086 |
11 | 1156797703 |
12 | 62a0ab766 |
13 | 339759297 |
14 | 1b621463c |
15 | 10a65a4c6 |
hex | 9fd6987e |
2681641086 has 16 divisors (see below), whose sum is σ = 5365789968. Its totient is φ = 893462400.
The previous prime is 2681641073. The next prime is 2681641091. The reversal of 2681641086 is 6801461862.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90445 + ... + 116376.
It is an arithmetic number, because the mean of its divisors is an integer number (335361873).
Almost surely, 22681641086 is an apocalyptic number.
2681641086 is an abundant number, since it is smaller than the sum of its proper divisors (2684148882).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2681641086 is a wasteful number, since it uses less digits than its factorization.
2681641086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 208987.
The product of its (nonzero) digits is 110592, while the sum is 42.
The square root of 2681641086 is about 51784.5641673269. The cubic root of 2681641086 is about 1389.3133758373.
The spelling of 2681641086 in words is "two billion, six hundred eighty-one million, six hundred forty-one thousand, eighty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •