Base | Representation |
---|---|
bin | 1010000000111000111001 |
3 | 11221100221020 |
4 | 22000320321 |
5 | 1133000311 |
6 | 132133053 |
7 | 31212204 |
oct | 12007071 |
9 | 4840836 |
10 | 2625081 |
11 | 1533298 |
12 | a67189 |
13 | 70bb04 |
14 | 4c493b |
15 | 36cc06 |
hex | 280e39 |
2625081 has 4 divisors (see below), whose sum is σ = 3500112. Its totient is φ = 1750052.
The previous prime is 2625079. The next prime is 2625137. The reversal of 2625081 is 1805262.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2625081 - 21 = 2625079 is a prime.
It is a super-2 number, since 2×26250812 = 13782100513122, which contains 22 as substring.
It is a D-number.
It is not an unprimeable number, because it can be changed into a prime (2625001) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437511 + ... + 437516.
It is an arithmetic number, because the mean of its divisors is an integer number (875028).
22625081 is an apocalyptic number.
It is an amenable number.
2625081 is a deficient number, since it is larger than the sum of its proper divisors (875031).
2625081 is an equidigital number, since it uses as much as digits as its factorization.
2625081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 875030.
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 2625081 is about 1620.2101715518. The cubic root of 2625081 is about 137.9476276798.
The spelling of 2625081 in words is "two million, six hundred twenty-five thousand, eighty-one".
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