Base | Representation |
---|---|
bin | 10011111010001000… |
… | …10011110000011011 |
3 | 1000120212202122010020 |
4 | 21331010103300123 |
5 | 133342140403331 |
6 | 4524325321523 |
7 | 525602223600 |
oct | 117504236033 |
9 | 30525678106 |
10 | 10688216091 |
11 | 4595245a43 |
12 | 20a35662a3 |
13 | 1014462027 |
14 | 7357106a7 |
15 | 428503c96 |
hex | 27d113c1b |
10688216091 has 48 divisors (see below), whose sum is σ = 17821647360. Its totient is φ = 5662923840.
The previous prime is 10688216069. The next prime is 10688216101. The reversal of 10688216091 is 19061288601.
10688216091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 10688216091 - 26 = 10688216027 is a prime.
It is a super-2 number, since 2×106882160912 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10688216041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90561 + ... + 171981.
It is an arithmetic number, because the mean of its divisors is an integer number (371284320).
Almost surely, 210688216091 is an apocalyptic number.
10688216091 is a deficient number, since it is larger than the sum of its proper divisors (7133431269).
10688216091 is a wasteful number, since it uses less digits than its factorization.
10688216091 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81504 (or 81497 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 42.
The spelling of 10688216091 in words is "ten billion, six hundred eighty-eight million, two hundred sixteen thousand, ninety-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •