Base | Representation |
---|---|
bin | 1001010100111011010101 |
3 | 11121012221001 |
4 | 21110323111 |
5 | 1111220023 |
6 | 124223301 |
7 | 26532214 |
oct | 11247325 |
9 | 4535831 |
10 | 2445013 |
11 | 141aa7a |
12 | 99ab31 |
13 | 677b6c |
14 | 47907b |
15 | 3346ad |
hex | 254ed5 |
2445013 has 4 divisors (see below), whose sum is σ = 2449440. Its totient is φ = 2440588.
The previous prime is 2445011. The next prime is 2445029. The reversal of 2445013 is 3105442.
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 2445013 - 21 = 2445011 is a prime.
It is a Duffinian number.
It is a plaindrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2445011) 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, 1243 + ... + 2536.
It is an arithmetic number, because the mean of its divisors is an integer number (612360).
22445013 is an apocalyptic number.
It is an amenable number.
2445013 is a deficient number, since it is larger than the sum of its proper divisors (4427).
2445013 is an equidigital number, since it uses as much as digits as its factorization.
2445013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4426.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 2445013 is about 1563.6537340473. The cubic root of 2445013 is about 134.7184438299.
The spelling of 2445013 in words is "two million, four hundred forty-five thousand, thirteen".
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