Base | Representation |
---|---|
bin | 10111000000011100… |
… | …01101100100001000 |
3 | 1011212211000020121220 |
4 | 23200032031210020 |
5 | 200244022202202 |
6 | 5401353002040 |
7 | 615042125022 |
oct | 134016154410 |
9 | 34784006556 |
10 | 12351756552 |
11 | 5269276573 |
12 | 24886b3320 |
13 | 121acb43b5 |
14 | 852625012 |
15 | 4c45a4abc |
hex | 2e038d908 |
12351756552 has 48 divisors (see below), whose sum is σ = 31256333040. Its totient is φ = 4067592288.
The previous prime is 12351756533. The next prime is 12351756581. The reversal of 12351756552 is 25565715321.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 127983 + ... + 202689.
It is an arithmetic number, because the mean of its divisors is an integer number (651173605).
Almost surely, 212351756552 is an apocalyptic number.
12351756552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12351756552 is an abundant number, since it is smaller than the sum of its proper divisors (18904576488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12351756552 is an equidigital number, since it uses as much as digits as its factorization.
12351756552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74882 (or 74795 counting only the distinct ones).
The product of its digits is 315000, while the sum is 42.
The spelling of 12351756552 in words is "twelve billion, three hundred fifty-one million, seven hundred fifty-six thousand, five hundred fifty-two".
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