Base | Representation |
---|---|
bin | 10110100000111110… |
… | …01001010101111000 |
3 | 1011012102020211210000 |
4 | 23100133021111320 |
5 | 144223431311443 |
6 | 5315242353000 |
7 | 605355160344 |
oct | 132037112570 |
9 | 34172224700 |
10 | 12087760248 |
11 | 5143253203 |
12 | 24141bb760 |
13 | 11a83b1175 |
14 | 829544624 |
15 | 4ab3088d3 |
hex | 2d07c9578 |
12087760248 has 80 divisors (see below), whose sum is σ = 33873170760. Its totient is φ = 4027320000.
The previous prime is 12087760231. The next prime is 12087760253. The reversal of 12087760248 is 84206778021.
12087760248 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×120877602482 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2136223 + ... + 2141873.
Almost surely, 212087760248 is an apocalyptic number.
12087760248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
12087760248 is an abundant number, since it is smaller than the sum of its proper divisors (21785410512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12087760248 is a wasteful number, since it uses less digits than its factorization.
12087760248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8970 (or 8957 counting only the distinct ones).
The product of its (nonzero) digits is 301056, while the sum is 45.
The spelling of 12087760248 in words is "twelve billion, eighty-seven million, seven hundred sixty thousand, two hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •