Base | Representation |
---|---|
bin | 1110010001101011100… |
… | …0111000100110100001 |
3 | 212110001212222002210212 |
4 | 3210122320320212201 |
5 | 13004300122133033 |
6 | 304401200103505 |
7 | 23501606526113 |
oct | 3443270704641 |
9 | 773055862725 |
10 | 245264255393 |
11 | 9501a307233 |
12 | 3b64a604b95 |
13 | 1a188bc4451 |
14 | bc2989b3b3 |
15 | 65a71b0748 |
hex | 391ae389a1 |
245264255393 has 12 divisors (see below), whose sum is σ = 254043333180. Its totient is φ = 236778849216.
The previous prime is 245264255381. The next prime is 245264255413. The reversal of 245264255393 is 393552462542.
It can be written as a sum of positive squares in 6 ways, for example, as 341214784 + 244923040609 = 18472^2 + 494897^2 .
It is not a de Polignac number, because 245264255393 - 226 = 245197146529 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (245264254393) 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, 12434423 + ... + 12454131.
It is an arithmetic number, because the mean of its divisors is an integer number (21170277765).
Almost surely, 2245264255393 is an apocalyptic number.
It is an amenable number.
245264255393 is a deficient number, since it is larger than the sum of its proper divisors (8779077787).
245264255393 is a wasteful number, since it uses less digits than its factorization.
245264255393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34564 (or 34535 counting only the distinct ones).
The product of its digits is 7776000, while the sum is 50.
The spelling of 245264255393 in words is "two hundred forty-five billion, two hundred sixty-four million, two hundred fifty-five thousand, three hundred ninety-three".
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