Base | Representation |
---|---|
bin | 1000011100001010001010 |
3 | 11011101222002 |
4 | 20130022022 |
5 | 1031244430 |
6 | 115231002 |
7 | 24543260 |
oct | 10341212 |
9 | 4141862 |
10 | 2212490 |
11 | 1281305 |
12 | 8a8462 |
13 | 5c6087 |
14 | 418430 |
15 | 2da845 |
hex | 21c28a |
2212490 has 16 divisors (see below), whose sum is σ = 4551552. Its totient is φ = 758544.
The previous prime is 2212487. The next prime is 2212519. The reversal of 2212490 is 942122.
It is a super-2 number, since 2×22124902 = 9790224000200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15734 + ... + 15873.
It is an arithmetic number, because the mean of its divisors is an integer number (284472).
22212490 is an apocalyptic number.
2212490 is an abundant number, since it is smaller than the sum of its proper divisors (2339062).
2212490 is a wasteful number, since it uses less digits than its factorization.
2212490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31621.
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 2212490 is about 1487.4441165973. Note that the first 3 decimals coincide. The cubic root of 2212490 is about 130.3048074502.
The spelling of 2212490 in words is "two million, two hundred twelve thousand, four hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •