Base | Representation |
---|---|
bin | 1011010111000111101011 |
3 | 12121022102210 |
4 | 23113013223 |
5 | 1230301113 |
6 | 143500203 |
7 | 34213020 |
oct | 13270753 |
9 | 5538383 |
10 | 2978283 |
11 | 17546a0 |
12 | bb7663 |
13 | 8037c9 |
14 | 577547 |
15 | 3dc6c3 |
hex | 2d71eb |
2978283 has 16 divisors (see below), whose sum is σ = 4951296. Its totient is φ = 1547040.
The previous prime is 2978273. The next prime is 2978299. The reversal of 2978283 is 3828792.
It is not a de Polignac number, because 2978283 - 24 = 2978267 is a prime.
2978283 is a lucky number.
It is a nialpdrome in base 12.
It is not an unprimeable number, because it can be changed into a prime (2978233) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6216 + ... + 6677.
It is an arithmetic number, because the mean of its divisors is an integer number (309456).
22978283 is an apocalyptic number.
2978283 is a deficient number, since it is larger than the sum of its proper divisors (1973013).
2978283 is a wasteful number, since it uses less digits than its factorization.
2978283 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12914.
The product of its digits is 48384, while the sum is 39.
The square root of 2978283 is about 1725.7702628102. The cubic root of 2978283 is about 143.8760990560.
The spelling of 2978283 in words is "two million, nine hundred seventy-eight thousand, two hundred eighty-three".
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