Base | Representation |
---|---|
bin | 1011010101100111011010 |
3 | 12120222222121 |
4 | 23111213122 |
5 | 1230101442 |
6 | 143411454 |
7 | 34156036 |
oct | 13254732 |
9 | 5528877 |
10 | 2972122 |
11 | 174aaaa |
12 | bb3b8a |
13 | 800a6a |
14 | 5751c6 |
15 | 3da967 |
hex | 2d59da |
2972122 has 8 divisors (see below), whose sum is σ = 4519476. Its totient is φ = 1465632.
The previous prime is 2972119. The next prime is 2972141. The reversal of 2972122 is 2212792.
It can be written as a sum of positive squares in 2 ways, for example, as 2954961 + 17161 = 1719^2 + 131^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an Ulam number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10033 + ... + 10324.
22972122 is an apocalyptic number.
2972122 is a deficient number, since it is larger than the sum of its proper divisors (1547354).
2972122 is a wasteful number, since it uses less digits than its factorization.
2972122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20432.
The product of its digits is 1008, while the sum is 25.
The square root of 2972122 is about 1723.9843386760. The cubic root of 2972122 is about 143.7768212083.
The spelling of 2972122 in words is "two million, nine hundred seventy-two thousand, one hundred twenty-two".
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