Base | Representation |
---|---|
bin | 1010101010111101001101 |
3 | 12021010022000 |
4 | 22222331031 |
5 | 1204004024 |
6 | 135542513 |
7 | 32530440 |
oct | 12527515 |
9 | 5233260 |
10 | 2797389 |
11 | 16407a1 |
12 | b2aa39 |
13 | 76c37a |
14 | 52b657 |
15 | 3a3cc9 |
hex | 2aaf4d |
2797389 has 48 divisors (see below), whose sum is σ = 5120640. Its totient is φ = 1477440.
The previous prime is 2797387. The next prime is 2797391. The reversal of 2797389 is 9837972.
It is an interprime number because it is at equal distance from previous prime (2797387) and next prime (2797391).
It is not a de Polignac number, because 2797389 - 21 = 2797387 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2797381) by changing a digit.
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 47 ways as a sum of consecutive naturals, for example, 68209 + ... + 68249.
It is an arithmetic number, because the mean of its divisors is an integer number (106680).
22797389 is an apocalyptic number.
It is an amenable number.
2797389 is a deficient number, since it is larger than the sum of its proper divisors (2323251).
2797389 is a wasteful number, since it uses less digits than its factorization.
2797389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95 (or 70 counting only the distinct ones).
The product of its digits is 190512, while the sum is 45.
The square root of 2797389 is about 1672.5396856278. The cubic root of 2797389 is about 140.9021503093.
The spelling of 2797389 in words is "two million, seven hundred ninety-seven thousand, three hundred eighty-nine".
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