Base | Representation |
---|---|
bin | 1010010001001001… |
… | …0000001101000001 |
3 | 21010002100220222112 |
4 | 2210102100031001 |
5 | 21121044422020 |
6 | 1133255545105 |
7 | 125205503402 |
oct | 24422201501 |
9 | 7102326875 |
10 | 2756248385 |
11 | 1194915230 |
12 | 64b08b195 |
13 | 34c04bc07 |
14 | 1c20b59a9 |
15 | 111e962c5 |
hex | a4490341 |
2756248385 has 16 divisors (see below), whose sum is σ = 3619804032. Its totient is φ = 1998086400.
The previous prime is 2756248373. The next prime is 2756248399. The reversal of 2756248385 is 5838426572.
It is not a de Polignac number, because 2756248385 - 224 = 2739471169 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63464 + ... + 97673.
It is an arithmetic number, because the mean of its divisors is an integer number (226237752).
Almost surely, 22756248385 is an apocalyptic number.
It is an amenable number.
2756248385 is a deficient number, since it is larger than the sum of its proper divisors (863555647).
2756248385 is a wasteful number, since it uses less digits than its factorization.
2756248385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161464.
The product of its digits is 3225600, while the sum is 50.
The square root of 2756248385 is about 52499.9846190454. The cubic root of 2756248385 is about 1402.0799669556.
The spelling of 2756248385 in words is "two billion, seven hundred fifty-six million, two hundred forty-eight thousand, three hundred eighty-five".
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