Base | Representation |
---|---|
bin | 1010001001100100… |
… | …0100010010000000 |
3 | 21000212120221010102 |
4 | 2202121010102000 |
5 | 21034431331003 |
6 | 1130203021532 |
7 | 124341461516 |
oct | 24231042200 |
9 | 7025527112 |
10 | 2724480128 |
11 | 1178997277 |
12 | 64050a8a8 |
13 | 3455a8126 |
14 | 1bbba64b6 |
15 | 10e2bd588 |
hex | a2644480 |
2724480128 has 32 divisors (see below), whose sum is σ = 5483655660. Its totient is φ = 1348190208.
The previous prime is 2724480037. The next prime is 2724480191. The reversal of 2724480128 is 8210844272.
It can be written as a sum of positive squares in 2 ways, for example, as 2696517184 + 27962944 = 51928^2 + 5288^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is a junction number, because it is equal to n+sod(n) for n = 2724480091 and 2724480100.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97301 + ... + 122132.
Almost surely, 22724480128 is an apocalyptic number.
It is an amenable number.
2724480128 is an abundant number, since it is smaller than the sum of its proper divisors (2759175532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2724480128 is an equidigital number, since it uses as much as digits as its factorization.
2724480128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 219544 (or 219532 counting only the distinct ones).
The product of its (nonzero) digits is 57344, while the sum is 38.
The square root of 2724480128 is about 52196.5528363703. The cubic root of 2724480128 is about 1396.6723908707.
The spelling of 2724480128 in words is "two billion, seven hundred twenty-four million, four hundred eighty thousand, one hundred twenty-eight".
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