Base | Representation |
---|---|
bin | 10100101101000001… |
… | …01111111111000001 |
3 | 1001200122000200200211 |
4 | 22112200233333001 |
5 | 140230431232040 |
6 | 5034535114121 |
7 | 542304544420 |
oct | 122640577701 |
9 | 31618020624 |
10 | 11115102145 |
11 | 4794204834 |
12 | 21a2512941 |
13 | 1081a28124 |
14 | 7762b32b7 |
15 | 450c288ea |
hex | 29682ffc1 |
11115102145 has 16 divisors (see below), whose sum is σ = 15567902208. Its totient is φ = 7459617600.
The previous prime is 11115102143. The next prime is 11115102169. The reversal of 11115102145 is 54120151111.
It is not a de Polignac number, because 11115102145 - 21 = 11115102143 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11115102143) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3376806 + ... + 3380095.
It is an arithmetic number, because the mean of its divisors is an integer number (972993888).
Almost surely, 211115102145 is an apocalyptic number.
It is an amenable number.
11115102145 is a deficient number, since it is larger than the sum of its proper divisors (4452800063).
11115102145 is an equidigital number, since it uses as much as digits as its factorization.
11115102145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6756960.
The product of its (nonzero) digits is 200, while the sum is 22.
Adding to 11115102145 its reverse (54120151111), we get a palindrome (65235253256).
The spelling of 11115102145 in words is "eleven billion, one hundred fifteen million, one hundred two thousand, one hundred forty-five".
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