Base | Representation |
---|---|
bin | 1111010101100000011010 |
3 | 21120020202011 |
4 | 33111200122 |
5 | 2012122000 |
6 | 222100134 |
7 | 46112563 |
oct | 17254032 |
9 | 7506664 |
10 | 4020250 |
11 | 22a6523 |
12 | 141a64a |
13 | aa9b60 |
14 | 76916a |
15 | 5462ba |
hex | 3d581a |
4020250 has 32 divisors (see below), whose sum is σ = 8111376. Its totient is φ = 1483200.
The previous prime is 4020227. The next prime is 4020257. The reversal of 4020250 is 520204.
It is a happy number.
4020250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 56169 + 3964081 = 237^2 + 1991^2 .
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a self number, because there is not a number n which added to its sum of digits gives 4020250.
It is not an unprimeable number, because it can be changed into a prime (4020257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2632 + ... + 3868.
Almost surely, 24020250 is an apocalyptic number.
4020250 is an abundant number, since it is smaller than the sum of its proper divisors (4091126).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4020250 is a wasteful number, since it uses less digits than its factorization.
4020250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1267 (or 1257 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 13.
The square root of 4020250 is about 2005.0561089406. The cubic root of 4020250 is about 159.0075283542.
Adding to 4020250 its reverse (520204), we get a palindrome (4540454).
It can be divided in two parts, 40 and 20250, that multiplied together give a 4-th power (810000 = 304).
The spelling of 4020250 in words is "four million, twenty thousand, two hundred fifty".
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