Base | Representation |
---|---|
bin | 1011010111101111010000 |
3 | 12121102220121 |
4 | 23113233100 |
5 | 1230341231 |
6 | 143520024 |
7 | 34223266 |
oct | 13275720 |
9 | 5542817 |
10 | 2980816 |
11 | 1756593 |
12 | bb9014 |
13 | 8049c7 |
14 | 578436 |
15 | 3dd311 |
hex | 2d7bd0 |
2980816 has 10 divisors (see below), whose sum is σ = 5775362. Its totient is φ = 1490400.
The previous prime is 2980811. The next prime is 2980819. The reversal of 2980816 is 6180892.
It can be written as a sum of positive squares in only one way, i.e., 2496400 + 484416 = 1580^2 + 696^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2980811) 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 as a sum of consecutive naturals, namely, 93135 + ... + 93166.
22980816 is an apocalyptic number.
It is an amenable number.
2980816 is a deficient number, since it is larger than the sum of its proper divisors (2794546).
2980816 is a wasteful number, since it uses less digits than its factorization.
2980816 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 186309 (or 186303 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 34.
The square root of 2980816 is about 1726.5039820400. The cubic root of 2980816 is about 143.9168758941.
The spelling of 2980816 in words is "two million, nine hundred eighty thousand, eight hundred sixteen".
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