Base | Representation |
---|---|
bin | 1010101001010011100001 |
3 | 12020210000111 |
4 | 22221103201 |
5 | 1203300000 |
6 | 135451321 |
7 | 32501635 |
oct | 12512341 |
9 | 5223014 |
10 | 2790625 |
11 | 1636702 |
12 | b26b41 |
13 | 769276 |
14 | 528dc5 |
15 | 3a1cba |
hex | 2a94e1 |
2790625 has 24 divisors (see below), whose sum is σ = 3749760. Its totient is φ = 2070000.
The previous prime is 2790569. The next prime is 2790629. The reversal of 2790625 is 5260972.
It is not a de Polignac number, because 2790625 - 27 = 2790497 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2790629) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59352 + ... + 59398.
It is an arithmetic number, because the mean of its divisors is an integer number (156240).
22790625 is an apocalyptic number.
2790625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2790625 is a deficient number, since it is larger than the sum of its proper divisors (959135).
2790625 is an frugal number, since it uses more digits than its factorization.
2790625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91 (or 71 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 31.
The square root of 2790625 is about 1670.5163872288. The cubic root of 2790625 is about 140.7884929742.
The spelling of 2790625 in words is "two million, seven hundred ninety thousand, six hundred twenty-five".
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