Base | Representation |
---|---|
bin | 1011010010100001… |
… | …1111111101010100 |
3 | 21211012110010210022 |
4 | 2310220133331110 |
5 | 22201302444130 |
6 | 1220414244312 |
7 | 135045646163 |
oct | 26450377524 |
9 | 7735403708 |
10 | 3030515540 |
11 | 13157131a8 |
12 | 706ab6698 |
13 | 393b0a080 |
14 | 20a6ab3da |
15 | 12b0c07e5 |
hex | b4a1ff54 |
3030515540 has 48 divisors (see below), whose sum is σ = 7256792592. Its totient is φ = 1053136896.
The previous prime is 3030515539. The next prime is 3030515549. The reversal of 3030515540 is 455150303.
It can be written as a sum of positive squares in 8 ways, for example, as 347897104 + 2682618436 = 18652^2 + 51794^2 .
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3030515549) 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, 338399 + ... + 347238.
It is an arithmetic number, because the mean of its divisors is an integer number (151183179).
Almost surely, 23030515540 is an apocalyptic number.
It is an amenable number.
3030515540 is an abundant number, since it is smaller than the sum of its proper divisors (4226277052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3030515540 is a wasteful number, since it uses less digits than its factorization.
3030515540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 685676 (or 685674 counting only the distinct ones).
The product of its (nonzero) digits is 4500, while the sum is 26.
The square root of 3030515540 is about 55050.1184376564. The cubic root of 3030515540 is about 1447.1231967056.
Adding to 3030515540 its reverse (455150303), we get a palindrome (3485665843).
The spelling of 3030515540 in words is "three billion, thirty million, five hundred fifteen thousand, five hundred forty".
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