Base | Representation |
---|---|
bin | 1001110111100011… |
… | …1111001110110111 |
3 | 20211121111012200210 |
4 | 2131320333032313 |
5 | 20411113240400 |
6 | 1114504240503 |
7 | 122433543132 |
oct | 23570771667 |
9 | 6747435623 |
10 | 2648961975 |
11 | 113a2a7380 |
12 | 61b170133 |
13 | 332a56a2a |
14 | 1b1b49219 |
15 | 107852950 |
hex | 9de3f3b7 |
2648961975 has 24 divisors (see below), whose sum is σ = 4777765632. Its totient is φ = 1284344800.
The previous prime is 2648961967. The next prime is 2648961977. The reversal of 2648961975 is 5791698462.
It is not a de Polignac number, because 2648961975 - 23 = 2648961967 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2648961977) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1604607 + ... + 1606256.
It is an arithmetic number, because the mean of its divisors is an integer number (199073568).
Almost surely, 22648961975 is an apocalyptic number.
2648961975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2648961975 is a deficient number, since it is larger than the sum of its proper divisors (2128803657).
2648961975 is a wasteful number, since it uses less digits than its factorization.
2648961975 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3210887 (or 3210882 counting only the distinct ones).
The product of its digits is 6531840, while the sum is 57.
The square root of 2648961975 is about 51468.0675273514. The cubic root of 2648961975 is about 1383.6467948217.
The spelling of 2648961975 in words is "two billion, six hundred forty-eight million, nine hundred sixty-one thousand, nine hundred seventy-five".
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