Base | Representation |
---|---|
bin | 1010001111100001000101 |
3 | 12001102010100 |
4 | 22033201011 |
5 | 1141404442 |
6 | 133314313 |
7 | 31551660 |
oct | 12174105 |
9 | 5042110 |
10 | 2684997 |
11 | 1574307 |
12 | a95999 |
13 | 730173 |
14 | 4dc6d7 |
15 | 38084c |
hex | 28f845 |
2684997 has 48 divisors (see below), whose sum is σ = 4942080. Its totient is φ = 1368576.
The previous prime is 2684989. The next prime is 2684999. The reversal of 2684997 is 7994862.
It is a happy number.
It is not a de Polignac number, because 2684997 - 23 = 2684989 is a prime.
It is a d-powerful number, because it can be written as 219 + 66 + 87 + 4 + 9 + 92 + 75 .
2684997 is a Rhonda number in base 6.
Its product of digits (217728) is a multiple of the sum of its prime factors (162).
2684997 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2684999) 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, 24579 + ... + 24687.
It is an arithmetic number, because the mean of its divisors is an integer number (102960).
22684997 is an apocalyptic number.
It is an amenable number.
2684997 is a deficient number, since it is larger than the sum of its proper divisors (2257083).
2684997 is a wasteful number, since it uses less digits than its factorization.
2684997 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 162 (or 159 counting only the distinct ones).
The product of its digits is 217728, while the sum is 45.
The square root of 2684997 is about 1638.5960453998. The cubic root of 2684997 is about 138.9892681879.
The spelling of 2684997 in words is "two million, six hundred eighty-four thousand, nine hundred ninety-seven".
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