Base | Representation |
---|---|
bin | 1000001001111… |
… | …1101101000101 |
3 | 2101100222100111 |
4 | 2002133231011 |
5 | 32224133311 |
6 | 3221113021 |
7 | 563524321 |
oct | 202375505 |
9 | 71328314 |
10 | 34208581 |
11 | 18345460 |
12 | b558771 |
13 | 7119784 |
14 | 4786981 |
15 | 300ad21 |
hex | 209fb45 |
34208581 has 8 divisors (see below), whose sum is σ = 37844928. Its totient is φ = 30660000.
The previous prime is 34208579. The next prime is 34208591. The reversal of 34208581 is 18580243.
34208581 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 34208581 - 21 = 34208579 is a prime.
It is a super-2 number, since 2×342085812 = 2340454028067122, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34208561) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21120 + ... + 22681.
It is an arithmetic number, because the mean of its divisors is an integer number (4730616).
Almost surely, 234208581 is an apocalyptic number.
It is an amenable number.
34208581 is a deficient number, since it is larger than the sum of its proper divisors (3636347).
34208581 is a wasteful number, since it uses less digits than its factorization.
34208581 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43883.
The product of its (nonzero) digits is 7680, while the sum is 31.
The square root of 34208581 is about 5848.8102208911. The cubic root of 34208581 is about 324.6223020577.
The spelling of 34208581 in words is "thirty-four million, two hundred eight thousand, five hundred eighty-one".
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