Base | Representation |
---|---|
bin | 1000100011000100101111 |
3 | 11012211211011 |
4 | 20203010233 |
5 | 1033201230 |
6 | 120010051 |
7 | 25021663 |
oct | 10430457 |
9 | 4184734 |
10 | 2240815 |
11 | 12a0615 |
12 | 900927 |
13 | 605c35 |
14 | 4248a3 |
15 | 2e3e2a |
hex | 22312f |
2240815 has 8 divisors (see below), whose sum is σ = 2729520. Its totient is φ = 1765632.
The previous prime is 2240809. The next prime is 2240827. The reversal of 2240815 is 5180422.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2240815 - 23 = 2240807 is a prime.
2240815 is a lucky number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3010 + ... + 3679.
It is an arithmetic number, because the mean of its divisors is an integer number (341190).
22240815 is an apocalyptic number.
2240815 is a deficient number, since it is larger than the sum of its proper divisors (488705).
2240815 is an equidigital number, since it uses as much as digits as its factorization.
2240815 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6761.
The product of its (nonzero) digits is 640, while the sum is 22.
The square root of 2240815 is about 1496.9352023384. The cubic root of 2240815 is about 130.8585190491.
The spelling of 2240815 in words is "two million, two hundred forty thousand, eight hundred fifteen".
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