Base | Representation |
---|---|
bin | 100101011110111101010… |
… | …011110011000011010111 |
3 | 100010020202012211202012122 |
4 | 211132331103303003113 |
5 | 314200331020301400 |
6 | 5251200123210155 |
7 | 354046151303660 |
oct | 45367523630327 |
9 | 10106665752178 |
10 | 2575861493975 |
11 | 90346472a550 |
12 | 35727697695b |
13 | 158b972bc203 |
14 | 8c95ad62367 |
15 | 4700daea685 |
hex | 257bd4f30d7 |
2575861493975 has 24 divisors (see below), whose sum is σ = 3982214967168. Its totient is φ = 1605731839200.
The previous prime is 2575861493971. The next prime is 2575861493981. The reversal of 2575861493975 is 5793941685752.
It is not a de Polignac number, because 2575861493975 - 22 = 2575861493971 is a prime.
It is a super-3 number, since 3×25758614939753 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2575861493899 and 2575861493908.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2575861493971) 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, 669053009 + ... + 669056858.
It is an arithmetic number, because the mean of its divisors is an integer number (165925623632).
Almost surely, 22575861493975 is an apocalyptic number.
2575861493975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2575861493975 is a deficient number, since it is larger than the sum of its proper divisors (1406353473193).
2575861493975 is a wasteful number, since it uses less digits than its factorization.
2575861493975 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1338109895 (or 1338109890 counting only the distinct ones).
The product of its digits is 571536000, while the sum is 71.
The spelling of 2575861493975 in words is "two trillion, five hundred seventy-five billion, eight hundred sixty-one million, four hundred ninety-three thousand, nine hundred seventy-five".
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