Base | Representation |
---|---|
bin | 1001010101000001… |
… | …0001011010100100 |
3 | 20110111211222101201 |
4 | 2111100101122210 |
5 | 20112020231240 |
6 | 1052250532244 |
7 | 116024152006 |
oct | 22520213244 |
9 | 6414758351 |
10 | 2504070820 |
11 | 1075534519 |
12 | 59a737084 |
13 | 30ba26314 |
14 | 19a7d0376 |
15 | e9c81d9a |
hex | 954116a4 |
2504070820 has 24 divisors (see below), whose sum is σ = 5330586744. Its totient is φ = 987906816.
The previous prime is 2504070773. The next prime is 2504070827. The reversal of 2504070820 is 280704052.
It can be written as a sum of positive squares in 4 ways, for example, as 220760164 + 2283310656 = 14858^2 + 47784^2 .
It is not an unprimeable number, because it can be changed into a prime (2504070827) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 856099 + ... + 859018.
It is an arithmetic number, because the mean of its divisors is an integer number (222107781).
Almost surely, 22504070820 is an apocalyptic number.
2504070820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2504070820 is an abundant number, since it is smaller than the sum of its proper divisors (2826515924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2504070820 is a wasteful number, since it uses less digits than its factorization.
2504070820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1715199 (or 1715197 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 28.
The square root of 2504070820 is about 50040.6916419028. The cubic root of 2504070820 is about 1357.9450691853.
Adding to 2504070820 its reverse (280704052), we get a palindrome (2784774872).
The spelling of 2504070820 in words is "two billion, five hundred four million, seventy thousand, eight hundred twenty".
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