Base | Representation |
---|---|
bin | 1001011111101010101101 |
3 | 11200110021101 |
4 | 21133222231 |
5 | 1114122010 |
6 | 125203101 |
7 | 30104401 |
oct | 11375255 |
9 | 4613241 |
10 | 2489005 |
11 | 1450032 |
12 | a00491 |
13 | 691bac |
14 | 48b101 |
15 | 34273a |
hex | 25faad |
2489005 has 4 divisors (see below), whose sum is σ = 2986812. Its totient is φ = 1991200.
The previous prime is 2488973. The next prime is 2489017. The reversal of 2489005 is 5009842.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1747684 + 741321 = 1322^2 + 861^2 .
It is not a de Polignac number, because 2489005 - 25 = 2488973 is a prime.
It is a Duffinian number.
2489005 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 3 ways as a sum of consecutive naturals, for example, 248896 + ... + 248905.
It is an arithmetic number, because the mean of its divisors is an integer number (746703).
22489005 is an apocalyptic number.
It is an amenable number.
2489005 is a deficient number, since it is larger than the sum of its proper divisors (497807).
2489005 is an equidigital number, since it uses as much as digits as its factorization.
2489005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 497806.
The product of its (nonzero) digits is 2880, while the sum is 28.
The square root of 2489005 is about 1577.6580744889. The cubic root of 2489005 is about 135.5216216183.
The spelling of 2489005 in words is "two million, four hundred eighty-nine thousand, five".
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