Base | Representation |
---|---|
bin | 111111101101010… |
… | …1011001000100110 |
3 | 12111222110100112122 |
4 | 1333122223020212 |
5 | 13334222330404 |
6 | 552042145542 |
7 | 103655066114 |
oct | 17732531046 |
9 | 5458410478 |
10 | 2137698854 |
11 | 9a7747875 |
12 | 4b7ab22b2 |
13 | 280b5a185 |
14 | 163ca0ab4 |
15 | c7a123be |
hex | 7f6ab226 |
2137698854 has 16 divisors (see below), whose sum is σ = 3378473280. Its totient is φ = 1011646440.
The previous prime is 2137698853. The next prime is 2137698869. The reversal of 2137698854 is 4588967312.
It is a junction number, because it is equal to n+sod(n) for n = 2137698796 and 2137698805.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2137698853) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15677 + ... + 67239.
It is an arithmetic number, because the mean of its divisors is an integer number (211154580).
Almost surely, 22137698854 is an apocalyptic number.
2137698854 is a deficient number, since it is larger than the sum of its proper divisors (1240774426).
2137698854 is a wasteful number, since it uses less digits than its factorization.
2137698854 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52675.
The product of its digits is 2903040, while the sum is 53.
The square root of 2137698854 is about 46235.2555308176. The cubic root of 2137698854 is about 1288.1966778313.
The spelling of 2137698854 in words is "two billion, one hundred thirty-seven million, six hundred ninety-eight thousand, eight hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.102 sec. • engine limits •