Base | Representation |
---|---|
bin | 1011010010101011… |
… | …0011101010011100 |
3 | 21211020120212200201 |
4 | 2310222303222130 |
5 | 22201431324130 |
6 | 1220435233244 |
7 | 135054046060 |
oct | 26452635234 |
9 | 7736525621 |
10 | 3031120540 |
11 | 1315a967a8 |
12 | 707148824 |
13 | 393c8c566 |
14 | 20a7c7aa0 |
15 | 12b18ebca |
hex | b4ab3a9c |
3031120540 has 48 divisors (see below), whose sum is σ = 7657574400. Its totient is φ = 984543552.
The previous prime is 3031120507. The next prime is 3031120541. The reversal of 3031120540 is 450211303.
It is a super-3 number, since 3×30311205403 (a number of 29 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3031120541) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 567100 + ... + 572419.
It is an arithmetic number, because the mean of its divisors is an integer number (159532800).
Almost surely, 23031120540 is an apocalyptic number.
It is an amenable number.
3031120540 is an abundant number, since it is smaller than the sum of its proper divisors (4626453860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3031120540 is a wasteful number, since it uses less digits than its factorization.
3031120540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1139554 (or 1139552 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 3031120540 is about 55055.6131561533. The cubic root of 3031120540 is about 1447.2194895935.
Adding to 3031120540 its reverse (450211303), we get a palindrome (3481331843).
The spelling of 3031120540 in words is "three billion, thirty-one million, one hundred twenty thousand, five hundred forty".
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