Base | Representation |
---|---|
bin | 1011011010001000100001 |
3 | 12121221100220 |
4 | 23122020201 |
5 | 1231200000 |
6 | 144033253 |
7 | 34264011 |
oct | 13321041 |
9 | 5557326 |
10 | 2990625 |
11 | 17629a0 |
12 | 1002829 |
13 | 809301 |
14 | 57bc41 |
15 | 3e11a0 |
hex | 2da221 |
2990625 has 48 divisors (see below), whose sum is σ = 5624640. Its totient is φ = 1400000.
The previous prime is 2990609. The next prime is 2990629. The reversal of 2990625 is 5260992.
It is not a de Polignac number, because 2990625 - 24 = 2990609 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
2990625 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (2990629) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 103111 + ... + 103139.
It is an arithmetic number, because the mean of its divisors is an integer number (117180).
22990625 is an apocalyptic number.
2990625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2990625 is a deficient number, since it is larger than the sum of its proper divisors (2634015).
2990625 is an equidigital number, since it uses as much as digits as its factorization.
2990625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68 (or 48 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 33.
The square root of 2990625 is about 1729.3423605521. The cubic root of 2990625 is about 144.0745659341.
The spelling of 2990625 in words is "two million, nine hundred ninety thousand, six hundred twenty-five".
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