Base | Representation |
---|---|
bin | 10110111111100111… |
… | …01101011110000000 |
3 | 1011212022221021211220 |
4 | 23133303231132000 |
5 | 200240232344334 |
6 | 5400544035040 |
7 | 614626101540 |
oct | 133763553600 |
9 | 34768837756 |
10 | 12344809344 |
11 | 5265360a7a |
12 | 2486302a80 |
13 | 121972121a |
14 | 851737320 |
15 | 4c3b81449 |
hex | 2dfced780 |
12344809344 has 64 divisors (see below), whose sum is σ = 37475322240. Its totient is φ = 3527087616.
The previous prime is 12344809307. The next prime is 12344809357. The reversal of 12344809344 is 44390844321.
It is a tau number, because it is divible by the number of its divisors (64).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a junction number, because it is equal to n+sod(n) for n = 12344809296 and 12344809305.
It is a congruent number.
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, 2293594 + ... + 2298969.
It is an arithmetic number, because the mean of its divisors is an integer number (585551910).
Almost surely, 212344809344 is an apocalyptic number.
12344809344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
12344809344 is an abundant number, since it is smaller than the sum of its proper divisors (25130512896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12344809344 is an equidigital number, since it uses as much as digits as its factorization.
12344809344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4592587 (or 4592575 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 42.
The spelling of 12344809344 in words is "twelve billion, three hundred forty-four million, eight hundred nine thousand, three hundred forty-four".
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