Base | Representation |
---|---|
bin | 111100110111110… |
… | …1000100111000000 |
3 | 12021100101021202011 |
4 | 1321233220213000 |
5 | 13140341431430 |
6 | 534402302304 |
7 | 101421135442 |
oct | 17157504700 |
9 | 5240337664 |
10 | 2042530240 |
11 | 958a56223 |
12 | 490057994 |
13 | 26721879a |
14 | 1553aa492 |
15 | be4b422a |
hex | 79be89c0 |
2042530240 has 112 divisors (see below), whose sum is σ = 5030004672. Its totient is φ = 789405696.
The previous prime is 2042530223. The next prime is 2042530241. The reversal of 2042530240 is 420352402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2042530241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1976764 + ... + 1977796.
It is an arithmetic number, because the mean of its divisors is an integer number (44910756).
Almost surely, 22042530240 is an apocalyptic number.
2042530240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2042530240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2515002336).
2042530240 is an abundant number, since it is smaller than the sum of its proper divisors (2987474432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2042530240 is a wasteful number, since it uses less digits than its factorization.
2042530240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1254 (or 1244 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 22.
The square root of 2042530240 is about 45194.3607101594. The cubic root of 2042530240 is about 1268.7892733279.
Adding to 2042530240 its reverse (420352402), we get a palindrome (2462882642).
The spelling of 2042530240 in words is "two billion, forty-two million, five hundred thirty thousand, two hundred forty".
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