Base | Representation |
---|---|
bin | 1000011001101100010110 |
3 | 11010220010000 |
4 | 20121230112 |
5 | 1030434030 |
6 | 115112130 |
7 | 24501651 |
oct | 10315426 |
9 | 4126100 |
10 | 2202390 |
11 | 1274763 |
12 | 8a2646 |
13 | 5c15b8 |
14 | 414898 |
15 | 2d7860 |
hex | 219b16 |
2202390 has 40 divisors (see below), whose sum is σ = 5924160. Its totient is φ = 587088.
The previous prime is 2202379. The next prime is 2202391. The reversal of 2202390 is 932022.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2202391) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 550 + ... + 2169.
It is an arithmetic number, because the mean of its divisors is an integer number (148104).
22202390 is an apocalyptic number.
2202390 is an abundant number, since it is smaller than the sum of its proper divisors (3721770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2202390 is a wasteful number, since it uses less digits than its factorization.
2202390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2738 (or 2729 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 2202390 is about 1484.0451475612. The cubic root of 2202390 is about 130.1062248157.
The spelling of 2202390 in words is "two million, two hundred two thousand, three hundred ninety".
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