Base | Representation |
---|---|
bin | 1010001101011010… |
… | …1000001000000000 |
3 | 21001222221210202022 |
4 | 2203112220020000 |
5 | 21103044231403 |
6 | 1131540541012 |
7 | 124625603102 |
oct | 24326501000 |
9 | 7058853668 |
10 | 2740617728 |
11 | 1187009732 |
12 | 6459b1768 |
13 | 348a384c4 |
14 | 1bdda7572 |
15 | 110909d38 |
hex | a35a8200 |
2740617728 has 80 divisors (see below), whose sum is σ = 5635862496. Its totient is φ = 1330667520.
The previous prime is 2740617721. The next prime is 2740617731. The reversal of 2740617728 is 8277160472.
It is not an unprimeable number, because it can be changed into a prime (2740617721) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6186275 + ... + 6186717.
Almost surely, 22740617728 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2740617728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2817931248).
2740617728 is an abundant number, since it is smaller than the sum of its proper divisors (2895244768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2740617728 is an equidigital number, since it uses as much as digits as its factorization.
2740617728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 785 (or 769 counting only the distinct ones).
The product of its (nonzero) digits is 263424, while the sum is 44.
The square root of 2740617728 is about 52350.9095240952. The cubic root of 2740617728 is about 1399.4245471731.
The spelling of 2740617728 in words is "two billion, seven hundred forty million, six hundred seventeen thousand, seven hundred twenty-eight".
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