Base | Representation |
---|---|
bin | 1001111111000101… |
… | …1101010101010010 |
3 | 20220210220200002120 |
4 | 2133301131111102 |
5 | 20442204330141 |
6 | 1121553155110 |
7 | 123266143563 |
oct | 23761352522 |
9 | 6823820076 |
10 | 2680542546 |
11 | 1156107320 |
12 | 62985ba96 |
13 | 339463266 |
14 | 1b600a16a |
15 | 10a4dec66 |
hex | 9fc5d552 |
2680542546 has 32 divisors (see below), whose sum is σ = 5851588608. Its totient is φ = 811850640.
The previous prime is 2680542539. The next prime is 2680542547. The reversal of 2680542546 is 6452450862.
It is a happy number.
It is a super-3 number, since 3×26805425463 (a number of 29 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2680542498 and 2680542507.
It is not an unprimeable number, because it can be changed into a prime (2680542547) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126315 + ... + 146001.
It is an arithmetic number, because the mean of its divisors is an integer number (182862144).
Almost surely, 22680542546 is an apocalyptic number.
2680542546 is an abundant number, since it is smaller than the sum of its proper divisors (3171046062).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2680542546 is a wasteful number, since it uses less digits than its factorization.
2680542546 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21766.
The product of its (nonzero) digits is 460800, while the sum is 42.
The square root of 2680542546 is about 51773.9562521544. The cubic root of 2680542546 is about 1389.1236381953.
The spelling of 2680542546 in words is "two billion, six hundred eighty million, five hundred forty-two thousand, five hundred forty-six".
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