Base | Representation |
---|---|
bin | 11000000010000100… |
… | …00111011010010000 |
3 | 1020022011211101101001 |
4 | 30001002013122100 |
5 | 202410432434434 |
6 | 5532135351344 |
7 | 634505114551 |
oct | 140102073220 |
9 | 36264741331 |
10 | 12902233744 |
11 | 5520a7a1a4 |
12 | 2600b22554 |
13 | 12a8060b4a |
14 | 8a579a328 |
15 | 507a8e114 |
hex | 301087690 |
12902233744 has 45 divisors (see below), whose sum is σ = 25410530523. Its totient is φ = 6346388736.
The previous prime is 12902233741. The next prime is 12902233783. The reversal of 12902233744 is 44733220921.
It is a happy number.
The square root of 12902233744 is 113588.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 561690000 + 12340543744 = 23700^2 + 111088^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12902233741) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 33167502 + ... + 33167890.
Almost surely, 212902233744 is an apocalyptic number.
12902233744 is the 113588-th square number.
It is an amenable number.
12902233744 is a deficient number, since it is larger than the sum of its proper divisors (12508296779).
12902233744 is an frugal number, since it uses more digits than its factorization.
12902233744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 932 (or 464 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 37.
The spelling of 12902233744 in words is "twelve billion, nine hundred two million, two hundred thirty-three thousand, seven hundred forty-four".
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