Base | Representation |
---|---|
bin | 1010010000111100010110 |
3 | 12001201010200 |
4 | 22100330112 |
5 | 1142101323 |
6 | 133401330 |
7 | 31605003 |
oct | 12207426 |
9 | 5051120 |
10 | 2690838 |
11 | 1578737 |
12 | a99246 |
13 | 732a17 |
14 | 5008aa |
15 | 382443 |
hex | 290f16 |
2690838 has 12 divisors (see below), whose sum is σ = 5830188. Its totient is φ = 896940.
The previous prime is 2690827. The next prime is 2690851. The reversal of 2690838 is 8380962.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74728 + ... + 74763.
It is an arithmetic number, because the mean of its divisors is an integer number (485849).
22690838 is an apocalyptic number.
2690838 is an abundant number, since it is smaller than the sum of its proper divisors (3139350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2690838 is a wasteful number, since it uses less digits than its factorization.
2690838 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149499 (or 149496 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 2690838 is about 1640.3773956014. The cubic root of 2690838 is about 139.0899819355.
The spelling of 2690838 in words is "two million, six hundred ninety thousand, eight hundred thirty-eight".
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