Base | Representation |
---|---|
bin | 1001101000010111… |
… | …1111000011010010 |
3 | 20200011121211100100 |
4 | 2122011333003102 |
5 | 20243311311432 |
6 | 1104311033230 |
7 | 121031230605 |
oct | 23205770322 |
9 | 6604554310 |
10 | 2585260242 |
11 | 1107348314 |
12 | 60196b816 |
13 | 3227b1bb6 |
14 | 1a74c633c |
15 | 101e6d07c |
hex | 9a17f0d2 |
2585260242 has 24 divisors (see below), whose sum is σ = 5655783744. Its totient is φ = 853386264.
The previous prime is 2585260231. The next prime is 2585260243. The reversal of 2585260242 is 2420625852.
2585260242 is a `hidden beast` number, since 2 + 5 + 8 + 5 + 2 + 602 + 42 = 666.
2585260242 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 2585260197 and 2585260206.
It is not an unprimeable number, because it can be changed into a prime (2585260243) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 695358 + ... + 699065.
It is an arithmetic number, because the mean of its divisors is an integer number (235657656).
Almost surely, 22585260242 is an apocalyptic number.
2585260242 is an abundant number, since it is smaller than the sum of its proper divisors (3070523502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2585260242 is a wasteful number, since it uses less digits than its factorization.
2585260242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1394534 (or 1394531 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 36.
The square root of 2585260242 is about 50845.4544871024. The cubic root of 2585260242 is about 1372.4654562459.
The spelling of 2585260242 in words is "two billion, five hundred eighty-five million, two hundred sixty thousand, two hundred forty-two".
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