Base | Representation |
---|---|
bin | 1000010101001… |
… | …0000110010111 |
3 | 2102202002200200 |
4 | 2011102012113 |
5 | 32421024122 |
6 | 3244511543 |
7 | 602656545 |
oct | 205220627 |
9 | 72662620 |
10 | 34939287 |
11 | 187a4449 |
12 | b84b5b3 |
13 | 7314246 |
14 | 48d6d95 |
15 | 31025ac |
hex | 2152197 |
34939287 has 24 divisors (see below), whose sum is σ = 52509600. Its totient is φ = 22360128.
The previous prime is 34939273. The next prime is 34939291. The reversal of 34939287 is 78293943.
It is a happy number.
It is not a de Polignac number, because 34939287 - 210 = 34938263 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34939237) 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, 68389 + ... + 68897.
It is an arithmetic number, because the mean of its divisors is an integer number (2187900).
Almost surely, 234939287 is an apocalyptic number.
34939287 is a deficient number, since it is larger than the sum of its proper divisors (17570313).
34939287 is a wasteful number, since it uses less digits than its factorization.
34939287 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 807 (or 804 counting only the distinct ones).
The product of its digits is 326592, while the sum is 45.
The square root of 34939287 is about 5910.9463709291. The cubic root of 34939287 is about 326.9173822647.
The spelling of 34939287 in words is "thirty-four million, nine hundred thirty-nine thousand, two hundred eighty-seven".
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