Base | Representation |
---|---|
bin | 1010110000011111100110 |
3 | 12022021102001 |
4 | 22300133212 |
5 | 1210220240 |
6 | 140235514 |
7 | 32653531 |
oct | 12603746 |
9 | 5267361 |
10 | 2820070 |
11 | 1656840 |
12 | b3bb9a |
13 | 7797a6 |
14 | 535a18 |
15 | 3aa89a |
hex | 2b07e6 |
2820070 has 32 divisors (see below), whose sum is σ = 5723136. Its totient is φ = 991200.
The previous prime is 2820043. The next prime is 2820071. The reversal of 2820070 is 700282.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2820071) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2997 + ... + 3823.
It is an arithmetic number, because the mean of its divisors is an integer number (178848).
22820070 is an apocalyptic number.
2820070 is an abundant number, since it is smaller than the sum of its proper divisors (2903066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2820070 is a wasteful number, since it uses less digits than its factorization.
2820070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 876.
The product of its (nonzero) digits is 224, while the sum is 19.
The square root of 2820070 is about 1679.3064044420. The cubic root of 2820070 is about 141.2819334175.
The spelling of 2820070 in words is "two million, eight hundred twenty thousand, seventy".
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