Base | Representation |
---|---|
bin | 10110001111010011… |
… | …00010010110100000 |
3 | 1010211002020220010010 |
4 | 23013221202112200 |
5 | 143423002123214 |
6 | 5252424404520 |
7 | 601604661240 |
oct | 130751422640 |
9 | 33732226103 |
10 | 11939489184 |
11 | 5077591a37 |
12 | 2392616740 |
13 | 11837691cc |
14 | 813989b20 |
15 | 49d2bb659 |
hex | 2c7a625a0 |
11939489184 has 48 divisors (see below), whose sum is σ = 35818469568. Its totient is φ = 3411282432.
The previous prime is 11939489179. The next prime is 11939489197. The reversal of 11939489184 is 48198493911.
It is a tau number, because it is divible by the number of its divisors (48).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8882877 + ... + 8884220.
It is an arithmetic number, because the mean of its divisors is an integer number (746218116).
Almost surely, 211939489184 is an apocalyptic number.
11939489184 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
11939489184 is an abundant number, since it is smaller than the sum of its proper divisors (23878980384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11939489184 is a wasteful number, since it uses less digits than its factorization.
11939489184 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17767117 (or 17767109 counting only the distinct ones).
The product of its digits is 2239488, while the sum is 57.
The spelling of 11939489184 in words is "eleven billion, nine hundred thirty-nine million, four hundred eighty-nine thousand, one hundred eighty-four".
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