Base | Representation |
---|---|
bin | 1001010110101011111100 |
3 | 11121120210222 |
4 | 21112223330 |
5 | 1111432340 |
6 | 124320512 |
7 | 26562221 |
oct | 11265374 |
9 | 4546728 |
10 | 2452220 |
11 | 1425431 |
12 | 9a3138 |
13 | 67b224 |
14 | 47b948 |
15 | 3368b5 |
hex | 256afc |
2452220 has 12 divisors (see below), whose sum is σ = 5149704. Its totient is φ = 980880.
The previous prime is 2452207. The next prime is 2452223. The reversal of 2452220 is 222542.
2452220 = T440 + T441 + ... + T463.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2452223) 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, 61286 + ... + 61325.
It is an arithmetic number, because the mean of its divisors is an integer number (429142).
22452220 is an apocalyptic number.
2452220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2452220 is an abundant number, since it is smaller than the sum of its proper divisors (2697484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2452220 is a wasteful number, since it uses less digits than its factorization.
2452220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122620 (or 122618 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 17.
The square root of 2452220 is about 1565.9565766649. The cubic root of 2452220 is about 134.8506808113.
Adding to 2452220 its reverse (222542), we get a palindrome (2674762).
It can be divided in two parts, 24522 and 20, that added together give a palindrome (24542).
The spelling of 2452220 in words is "two million, four hundred fifty-two thousand, two hundred twenty".
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