Base | Representation |
---|---|
bin | 1000011110000000011001 |
3 | 11011210100100 |
4 | 20132000121 |
5 | 1032020212 |
6 | 115330013 |
7 | 24604320 |
oct | 10360031 |
9 | 4153310 |
10 | 2220057 |
11 | 1286a64 |
12 | 8b0909 |
13 | 5c9658 |
14 | 41b0b7 |
15 | 2dcbdc |
hex | 21e019 |
2220057 has 24 divisors (see below), whose sum is σ = 3706560. Its totient is φ = 1254240.
The previous prime is 2220041. The next prime is 2220059. The reversal of 2220057 is 7500222.
It is a happy number.
It is not a de Polignac number, because 2220057 - 24 = 2220041 is a prime.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (2220059) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8119 + ... + 8387.
It is an arithmetic number, because the mean of its divisors is an integer number (154440).
22220057 is an apocalyptic number.
It is an amenable number.
2220057 is a deficient number, since it is larger than the sum of its proper divisors (1486503).
2220057 is a wasteful number, since it uses less digits than its factorization.
2220057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 413 (or 410 counting only the distinct ones).
The product of its (nonzero) digits is 280, while the sum is 18.
The square root of 2220057 is about 1489.9855703999. The cubic root of 2220057 is about 130.4531914742.
Adding to 2220057 its reverse (7500222), we get a palindrome (9720279).
The spelling of 2220057 in words is "two million, two hundred twenty thousand, fifty-seven".
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