Base | Representation |
---|---|
bin | 111101111110001110001 |
3 | 10211011121022 |
4 | 13233301301 |
5 | 1004440310 |
6 | 111305225 |
7 | 23155265 |
oct | 7576161 |
9 | 3734538 |
10 | 2030705 |
11 | 1167776 |
12 | 81b215 |
13 | 561401 |
14 | 3ac0a5 |
15 | 2a1a55 |
hex | 1efc71 |
2030705 has 8 divisors (see below), whose sum is σ = 2444904. Its totient is φ = 1619200.
The previous prime is 2030683. The next prime is 2030711. The reversal of 2030705 is 5070302.
It can be written as a sum of positive squares in 4 ways, for example, as 5776 + 2024929 = 76^2 + 1423^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-2030705 is a prime.
It is a Duffinian 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, 1865 + ... + 2745.
It is an arithmetic number, because the mean of its divisors is an integer number (305613).
22030705 is an apocalyptic number.
It is an amenable number.
2030705 is a deficient number, since it is larger than the sum of its proper divisors (414199).
2030705 is an equidigital number, since it uses as much as digits as its factorization.
2030705 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1347.
The product of its (nonzero) digits is 210, while the sum is 17.
The square root of 2030705 is about 1425.0280698990. The cubic root of 2030705 is about 126.6335978618.
The spelling of 2030705 in words is "two million, thirty thousand, seven hundred five".
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