Base | Representation |
---|---|
bin | 1011001001001011111110 |
3 | 12111102011010 |
4 | 23021023332 |
5 | 1221434324 |
6 | 142340050 |
7 | 33554442 |
oct | 13111376 |
9 | 5442133 |
10 | 2921214 |
11 | 171582a |
12 | b8a626 |
13 | 7b383a |
14 | 560822 |
15 | 3ca829 |
hex | 2c92fe |
2921214 has 8 divisors (see below), whose sum is σ = 5842440. Its totient is φ = 973736.
The previous prime is 2921213. The next prime is 2921221. The reversal of 2921214 is 4121292.
It is a sphenic number, since it is the product of 3 distinct primes.
2921214 is an admirable number.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2921213) by changing a digit.
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, 243429 + ... + 243440.
It is an arithmetic number, because the mean of its divisors is an integer number (730305).
22921214 is an apocalyptic number.
2921214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2921214 is a wasteful number, since it uses less digits than its factorization.
2921214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 486874.
The product of its digits is 288, while the sum is 21.
The square root of 2921214 is about 1709.1559320319. The cubic root of 2921214 is about 142.9511953035.
The spelling of 2921214 in words is "two million, nine hundred twenty-one thousand, two hundred fourteen".
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