Base | Representation |
---|---|
bin | 10100101100001011… |
… | …01010001101110111 |
3 | 1001200010122220020210 |
4 | 22112011222031313 |
5 | 140222122010011 |
6 | 5034123000503 |
7 | 542160306330 |
oct | 122605521567 |
9 | 31603586223 |
10 | 11108000631 |
11 | 47901a4312 |
12 | 21a0069133 |
13 | 108040c950 |
14 | 775385287 |
15 | 4502c46a6 |
hex | 29616a377 |
11108000631 has 64 divisors (see below), whose sum is σ = 19125886976. Its totient is φ = 5576947200.
The previous prime is 11108000611. The next prime is 11108000663. The reversal of 11108000631 is 13600080111.
It is not a de Polignac number, because 11108000631 - 25 = 11108000599 is a prime.
It is a super-2 number, since 2×111080006312 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is the 105395-th Hogben number.
It is a junction number, because it is equal to n+sod(n) for n = 11108000598 and 11108000607.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11108000611) by changing a digit.
It is a nontrivial repunit in base 105394.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 505485 + ... + 527001.
It is an arithmetic number, because the mean of its divisors is an integer number (298841984).
Almost surely, 211108000631 is an apocalyptic number.
11108000631 is a deficient number, since it is larger than the sum of its proper divisors (8017886345).
11108000631 is a wasteful number, since it uses less digits than its factorization.
11108000631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21632.
The product of its (nonzero) digits is 144, while the sum is 21.
Adding to 11108000631 its reverse (13600080111), we get a palindrome (24708080742).
The spelling of 11108000631 in words is "eleven billion, one hundred eight million, six hundred thirty-one", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •