Base | Representation |
---|---|
bin | 1010101110111010… |
… | …1000111101010101 |
3 | 21102210100120210120 |
4 | 2223232220331111 |
5 | 21400032132300 |
6 | 1153520342153 |
7 | 131253126603 |
oct | 25356507525 |
9 | 7383316716 |
10 | 2881130325 |
11 | 1249360947 |
12 | 684a74959 |
13 | 36bb94c58 |
14 | 1d4902873 |
15 | 11ce133a0 |
hex | abba8f55 |
2881130325 has 12 divisors (see below), whose sum is σ = 4763468928. Its totient is φ = 1536602800.
The previous prime is 2881130323. The next prime is 2881130353. The reversal of 2881130325 is 5230311882.
It is not a de Polignac number, because 2881130325 - 21 = 2881130323 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2881130321) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 19207461 + ... + 19207610.
It is an arithmetic number, because the mean of its divisors is an integer number (396955744).
Almost surely, 22881130325 is an apocalyptic number.
2881130325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2881130325 is a deficient number, since it is larger than the sum of its proper divisors (1882338603).
2881130325 is a wasteful number, since it uses less digits than its factorization.
2881130325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38415084 (or 38415079 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 2881130325 is about 53676.1616082968. The cubic root of 2881130325 is about 1422.9434291833.
The spelling of 2881130325 in words is "two billion, eight hundred eighty-one million, one hundred thirty thousand, three hundred twenty-five".
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