Base | Representation |
---|---|
bin | 1010010111000010… |
… | …0011110100000100 |
3 | 21011210212220222221 |
4 | 2211300203310010 |
5 | 21143412021434 |
6 | 1135541502124 |
7 | 125625566653 |
oct | 24560436404 |
9 | 7153786887 |
10 | 2780970244 |
11 | 11a7870118 |
12 | 657411944 |
13 | 3541c6630 |
14 | 1c54ad19a |
15 | 11422b2b4 |
hex | a5c23d04 |
2780970244 has 24 divisors (see below), whose sum is σ = 5244270080. Its totient is φ = 1282738464.
The previous prime is 2780970239. The next prime is 2780970253. The reversal of 2780970244 is 4420790872.
It is a self number, because there is not a number n which added to its sum of digits gives 2780970244.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74077 + ... + 105115.
Almost surely, 22780970244 is an apocalyptic number.
It is an amenable number.
2780970244 is a deficient number, since it is larger than the sum of its proper divisors (2463299836).
2780970244 is a wasteful number, since it uses less digits than its factorization.
2780970244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32779 (or 32777 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 43.
The square root of 2780970244 is about 52734.9053663700. The cubic root of 2780970244 is about 1406.2594287197.
The spelling of 2780970244 in words is "two billion, seven hundred eighty million, nine hundred seventy thousand, two hundred forty-four".
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