Base | Representation |
---|---|
bin | 1000010010010010010010 |
3 | 11002100111022 |
4 | 20102102102 |
5 | 1024001200 |
6 | 114315442 |
7 | 24314336 |
oct | 10222222 |
9 | 4070438 |
10 | 2172050 |
11 | 1253991 |
12 | 888b82 |
13 | 5b084a |
14 | 4077c6 |
15 | 2cd885 |
hex | 212492 |
2172050 has 12 divisors (see below), whose sum is σ = 4040106. Its totient is φ = 868800.
The previous prime is 2172047. The next prime is 2172067. The reversal of 2172050 is 502712.
It can be written as a sum of positive squares in 3 ways, for example, as 1437601 + 734449 = 1199^2 + 857^2 .
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21671 + ... + 21770.
22172050 is an apocalyptic number.
2172050 is a deficient number, since it is larger than the sum of its proper divisors (1868056).
2172050 is a wasteful number, since it uses less digits than its factorization.
2172050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43453 (or 43448 counting only the distinct ones).
The product of its (nonzero) digits is 140, while the sum is 17.
The square root of 2172050 is about 1473.7876373481. The cubic root of 2172050 is about 129.5060148367.
Adding to 2172050 its reverse (502712), we get a palindrome (2674762).
The spelling of 2172050 in words is "two million, one hundred seventy-two thousand, fifty".
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