Base | Representation |
---|---|
bin | 10100101100100010… |
… | …11110111100100000 |
3 | 1001200100111101001100 |
4 | 22112101132330200 |
5 | 140223420201232 |
6 | 5034313234400 |
7 | 542225536053 |
oct | 122621367440 |
9 | 31610441040 |
10 | 11111100192 |
11 | 4791a21035 |
12 | 21a1102a00 |
13 | 1080c566ca |
14 | 775950a9a |
15 | 4506d7c7c |
hex | 29645ef20 |
11111100192 has 72 divisors (see below), whose sum is σ = 31613137920. Its totient is φ = 3701831040.
The previous prime is 11111100151. The next prime is 11111100233. The reversal of 11111100192 is 29100111111.
It is an interprime number because it is at equal distance from previous prime (11111100151) and next prime (11111100233).
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 636217 + ... + 653447.
It is an arithmetic number, because the mean of its divisors is an integer number (439071360).
Almost surely, 211111100192 is an apocalyptic number.
11111100192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11111100192 is an abundant number, since it is smaller than the sum of its proper divisors (20502037728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11111100192 is a wasteful number, since it uses less digits than its factorization.
11111100192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19486 (or 19475 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 18.
The spelling of 11111100192 in words is "eleven billion, one hundred eleven million, one hundred thousand, one hundred ninety-two".
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