Base | Representation |
---|---|
bin | 1010001101100… |
… | …1100101110011 |
3 | 2222121012121020 |
4 | 2203121211303 |
5 | 41431144131 |
6 | 4130030523 |
7 | 1030041213 |
oct | 243314563 |
9 | 88535536 |
10 | 42834291 |
11 | 221a7045 |
12 | 12418443 |
13 | 8b49946 |
14 | 5990243 |
15 | 3b61996 |
hex | 28d9973 |
42834291 has 4 divisors (see below), whose sum is σ = 57112392. Its totient is φ = 28556192.
The previous prime is 42834289. The next prime is 42834307. The reversal of 42834291 is 19243824.
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 42834291 - 21 = 42834289 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42834241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7139046 + ... + 7139051.
It is an arithmetic number, because the mean of its divisors is an integer number (14278098).
Almost surely, 242834291 is an apocalyptic number.
42834291 is a deficient number, since it is larger than the sum of its proper divisors (14278101).
42834291 is a wasteful number, since it uses less digits than its factorization.
42834291 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14278100.
The product of its digits is 13824, while the sum is 33.
The square root of 42834291 is about 6544.7911349408. The cubic root of 42834291 is about 349.8891921335.
The spelling of 42834291 in words is "forty-two million, eight hundred thirty-four thousand, two hundred ninety-one".
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