Base | Representation |
---|---|
bin | 1000010100001… |
… | …1111101000001 |
3 | 2102122011012200 |
4 | 2011003331001 |
5 | 32412200340 |
6 | 3243343413 |
7 | 602325612 |
oct | 205037501 |
9 | 72564180 |
10 | 34881345 |
11 | 18764964 |
12 | b821b69 |
13 | 72c3a65 |
14 | 48bdc09 |
15 | 30e0330 |
hex | 2143f41 |
34881345 has 24 divisors (see below), whose sum is σ = 62548200. Its totient is φ = 17961216.
The previous prime is 34881323. The next prime is 34881349. The reversal of 34881345 is 54318843.
It can be written as a sum of positive squares in 4 ways, for example, as 5363856 + 29517489 = 2316^2 + 5433^2 .
It is not a de Polignac number, because 34881345 - 25 = 34881313 is a prime.
It is not an unprimeable number, because it can be changed into a prime (34881349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12060 + ... + 14669.
It is an arithmetic number, because the mean of its divisors is an integer number (2606175).
Almost surely, 234881345 is an apocalyptic number.
It is an amenable number.
34881345 is a deficient number, since it is larger than the sum of its proper divisors (27666855).
34881345 is a wasteful number, since it uses less digits than its factorization.
34881345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26769 (or 26766 counting only the distinct ones).
The product of its digits is 46080, while the sum is 36.
The square root of 34881345 is about 5906.0430916139. The cubic root of 34881345 is about 326.7365664431.
The spelling of 34881345 in words is "thirty-four million, eight hundred eighty-one thousand, three hundred forty-five".
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