Base | Representation |
---|---|
bin | 1000001101110… |
… | …0100011011011 |
3 | 2101211122020112 |
4 | 2003130203123 |
5 | 32310122234 |
6 | 3230314535 |
7 | 565613054 |
oct | 203344333 |
9 | 71748215 |
10 | 34457819 |
11 | 184a5740 |
12 | b658a4b |
13 | 71a6056 |
14 | 480d72b |
15 | 3059ace |
hex | 20dc8db |
34457819 has 4 divisors (see below), whose sum is σ = 37590360. Its totient is φ = 31325280.
The previous prime is 34457809. The next prime is 34457821. The reversal of 34457819 is 91875443.
34457819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 34457819 - 24 = 34457803 is a prime.
It is a super-3 number, since 3×344578193 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (34457809) 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 3 ways as a sum of consecutive naturals, for example, 1566254 + ... + 1566275.
It is an arithmetic number, because the mean of its divisors is an integer number (9397590).
Almost surely, 234457819 is an apocalyptic number.
34457819 is a deficient number, since it is larger than the sum of its proper divisors (3132541).
34457819 is a wasteful number, since it uses less digits than its factorization.
34457819 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3132540.
The product of its digits is 120960, while the sum is 41.
The square root of 34457819 is about 5870.0782788648. The cubic root of 34457819 is about 325.4087763662.
The spelling of 34457819 in words is "thirty-four million, four hundred fifty-seven thousand, eight hundred nineteen".
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