Base | Representation |
---|---|
bin | 1011011100001110111001 |
3 | 12122101011102 |
4 | 23130032321 |
5 | 1231433400 |
6 | 144141145 |
7 | 34331045 |
oct | 13341671 |
9 | 5571142 |
10 | 2999225 |
11 | 17693a9 |
12 | 10077b5 |
13 | 8101b8 |
14 | 581025 |
15 | 3e39d5 |
hex | 2dc3b9 |
2999225 has 12 divisors (see below), whose sum is σ = 3938364. Its totient is φ = 2257920.
The previous prime is 2999189. The next prime is 2999231. The reversal of 2999225 is 5229992.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 426409 + 2572816 = 653^2 + 1604^2 .
It is not a de Polignac number, because 2999225 - 210 = 2998201 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3104 + ... + 3953.
It is an arithmetic number, because the mean of its divisors is an integer number (328197).
22999225 is an apocalyptic number.
2999225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2999225 is a deficient number, since it is larger than the sum of its proper divisors (939139).
2999225 is a wasteful number, since it uses less digits than its factorization.
2999225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7084 (or 7079 counting only the distinct ones).
The product of its digits is 29160, while the sum is 38.
The square root of 2999225 is about 1731.8270698889. The cubic root of 2999225 is about 144.2125365898.
The spelling of 2999225 in words is "two million, nine hundred ninety-nine thousand, two hundred twenty-five".
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