Base | Representation |
---|---|
bin | 1001110111011000… |
… | …1010010100001011 |
3 | 20211120002120012000 |
4 | 2131312022110023 |
5 | 20410421032224 |
6 | 1114440322043 |
7 | 122424335520 |
oct | 23566122413 |
9 | 6746076160 |
10 | 2648220939 |
11 | 1139940651 |
12 | 61aa73323 |
13 | 332857650 |
14 | 1b19d5147 |
15 | 1077580c9 |
hex | 9dd8a50b |
2648220939 has 32 divisors (see below), whose sum is σ = 4828669440. Its totient is φ = 1396862496.
The previous prime is 2648220929. The next prime is 2648220941. The reversal of 2648220939 is 9390228462.
2648220939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2648220939 - 28 = 2648220683 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2648220894 and 2648220903.
It is not an unprimeable number, because it can be changed into a prime (2648220929) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 536457 + ... + 541370.
It is an arithmetic number, because the mean of its divisors is an integer number (150895920).
Almost surely, 22648220939 is an apocalyptic number.
2648220939 is a deficient number, since it is larger than the sum of its proper divisors (2180448501).
2648220939 is a wasteful number, since it uses less digits than its factorization.
2648220939 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1077856 (or 1077850 counting only the distinct ones).
The product of its (nonzero) digits is 373248, while the sum is 45.
The square root of 2648220939 is about 51460.8680358192. The cubic root of 2648220939 is about 1383.5177596598.
The spelling of 2648220939 in words is "two billion, six hundred forty-eight million, two hundred twenty thousand, nine hundred thirty-nine".
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