Base | Representation |
---|---|
bin | 1001011110100111… |
… | …0110110011110100 |
3 | 20120022121110101021 |
4 | 2113221312303310 |
5 | 20202322111040 |
6 | 1100245510524 |
7 | 120023315416 |
oct | 22751666364 |
9 | 6508543337 |
10 | 2544332020 |
11 | 109623333a |
12 | 5b0112444 |
13 | 317181a09 |
14 | 1a1cb09b6 |
15 | ed58624a |
hex | 97a76cf4 |
2544332020 has 12 divisors (see below), whose sum is σ = 5343097284. Its totient is φ = 1017732800.
The previous prime is 2544331969. The next prime is 2544332041. The reversal of 2544332020 is 202334452.
It can be written as a sum of positive squares in 2 ways, for example, as 1174295824 + 1370036196 = 34268^2 + 37014^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63608281 + ... + 63608320.
It is an arithmetic number, because the mean of its divisors is an integer number (445258107).
Almost surely, 22544332020 is an apocalyptic number.
2544332020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2544332020 is an abundant number, since it is smaller than the sum of its proper divisors (2798765264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2544332020 is a wasteful number, since it uses less digits than its factorization.
2544332020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 127216610 (or 127216608 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 25.
The square root of 2544332020 is about 50441.3721066348. The cubic root of 2544332020 is about 1365.1842246668.
Adding to 2544332020 its reverse (202334452), we get a palindrome (2746666472).
The spelling of 2544332020 in words is "two billion, five hundred forty-four million, three hundred thirty-two thousand, twenty".
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