Base | Representation |
---|---|
bin | 1010110000101101001110 |
3 | 12022022121100 |
4 | 22300231032 |
5 | 1210232232 |
6 | 140243530 |
7 | 32656215 |
oct | 12605516 |
9 | 5268540 |
10 | 2820942 |
11 | 1657463 |
12 | b405a6 |
13 | 779cc7 |
14 | 53607c |
15 | 3aac7c |
hex | 2b0b4e |
2820942 has 12 divisors (see below), whose sum is σ = 6112080. Its totient is φ = 940308.
The previous prime is 2820941. The next prime is 2820943. The reversal of 2820942 is 2490282.
2820942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2820941) and next prime (2820943).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2820941) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78342 + ... + 78377.
It is an arithmetic number, because the mean of its divisors is an integer number (509340).
22820942 is an apocalyptic number.
2820942 is an abundant number, since it is smaller than the sum of its proper divisors (3291138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2820942 is a wasteful number, since it uses less digits than its factorization.
2820942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 156727 (or 156724 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 2820942 is about 1679.5660153742. The cubic root of 2820942 is about 141.2964939485.
The spelling of 2820942 in words is "two million, eight hundred twenty thousand, nine hundred forty-two".
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