Base | Representation |
---|---|
bin | 1010000100101111111100 |
3 | 11222011121211 |
4 | 22010233330 |
5 | 1134002032 |
6 | 132334204 |
7 | 31306252 |
oct | 12045774 |
9 | 4864554 |
10 | 2640892 |
11 | 1544161 |
12 | a74364 |
13 | 716077 |
14 | 4ca5d2 |
15 | 372747 |
hex | 284bfc |
2640892 has 12 divisors (see below), whose sum is σ = 4734576. Its totient is φ = 1288160.
The previous prime is 2640889. The next prime is 2640893. The reversal of 2640892 is 2980462.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2640893) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7888 + ... + 8215.
It is an arithmetic number, because the mean of its divisors is an integer number (394548).
22640892 is an apocalyptic number.
It is an amenable number.
2640892 is a deficient number, since it is larger than the sum of its proper divisors (2093684).
2640892 is a wasteful number, since it uses less digits than its factorization.
2640892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16148 (or 16146 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 2640892 is about 1625.0821517696. The cubic root of 2640892 is about 138.2240287503.
The spelling of 2640892 in words is "two million, six hundred forty thousand, eight hundred ninety-two".
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