Base | Representation |
---|---|
bin | 10100101011011110… |
… | …01010001001101000 |
3 | 1001122201120020000102 |
4 | 22111233022021220 |
5 | 140214114231440 |
6 | 5033352324532 |
7 | 542056211444 |
oct | 122557121150 |
9 | 31581506012 |
10 | 11102102120 |
11 | 478793570a |
12 | 219a0a3748 |
13 | 107c125bc5 |
14 | 77468b824 |
15 | 44ea0bb15 |
hex | 295bca268 |
11102102120 has 16 divisors (see below), whose sum is σ = 24979729860. Its totient is φ = 4440840832.
The previous prime is 11102102113. The next prime is 11102102147. The reversal of 11102102120 is 2120120111.
It can be written as a sum of positive squares in 2 ways, for example, as 10721774116 + 380328004 = 103546^2 + 19502^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138776237 + ... + 138776316.
Almost surely, 211102102120 is an apocalyptic number.
11102102120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11102102120 is an abundant number, since it is smaller than the sum of its proper divisors (13877627740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11102102120 is a wasteful number, since it uses less digits than its factorization.
11102102120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 277552564 (or 277552560 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 11102102120 its reverse (2120120111), we get a palindrome (13222222231).
The spelling of 11102102120 in words is "eleven billion, one hundred two million, one hundred two thousand, one hundred twenty".
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