Base | Representation |
---|---|
bin | 1001101001101111000010 |
3 | 11202112211200 |
4 | 21221233002 |
5 | 1121431432 |
6 | 130122030 |
7 | 30335541 |
oct | 11515702 |
9 | 4675750 |
10 | 2530242 |
11 | 1479010 |
12 | a20316 |
13 | 6a78b0 |
14 | 49c158 |
15 | 34ea7c |
hex | 269bc2 |
2530242 has 48 divisors (see below), whose sum is σ = 6447168. Its totient is φ = 707040.
The previous prime is 2530237. The next prime is 2530243. The reversal of 2530242 is 2420352.
2530242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (2530243) 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 23 ways as a sum of consecutive naturals, for example, 2083 + ... + 3065.
It is an arithmetic number, because the mean of its divisors is an integer number (134316).
22530242 is an apocalyptic number.
2530242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 2530242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3223584).
2530242 is an abundant number, since it is smaller than the sum of its proper divisors (3916926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2530242 is a wasteful number, since it uses less digits than its factorization.
2530242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1015 (or 1012 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 18.
The square root of 2530242 is about 1590.6734422879. The cubic root of 2530242 is about 136.2659516155.
Adding to 2530242 its reverse (2420352), we get a palindrome (4950594).
It can be divided in two parts, 2530 and 242, that added together give a palindrome (2772).
The spelling of 2530242 in words is "two million, five hundred thirty thousand, two hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.099 sec. • engine limits •