Base | Representation |
---|---|
bin | 1010011101000111001000 |
3 | 12011020111200 |
4 | 22131013020 |
5 | 1200200210 |
6 | 134424200 |
7 | 32203215 |
oct | 12350710 |
9 | 5136450 |
10 | 2740680 |
11 | 1602128 |
12 | b02060 |
13 | 74c607 |
14 | 514b0c |
15 | 3920c0 |
hex | 29d1c8 |
2740680 has 96 divisors (see below), whose sum is σ = 9322560. Its totient is φ = 696960.
The previous prime is 2740667. The next prime is 2740721. The reversal of 2740680 is 860472.
It is a super-2 number, since 2×27406802 = 15022653724800, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8115 + ... + 8445.
It is an arithmetic number, because the mean of its divisors is an integer number (97110).
22740680 is an apocalyptic number.
2740680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is a pronic number, being equal to 1655×1656.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2740680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4661280).
2740680 is an abundant number, since it is smaller than the sum of its proper divisors (6581880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2740680 is a wasteful number, since it uses less digits than its factorization.
2740680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 371 (or 364 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 2740680 is about 1655.4999244941. The cubic root of 2740680 is about 139.9435146281.
The spelling of 2740680 in words is "two million, seven hundred forty thousand, six hundred eighty".
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