Base | Representation |
---|---|
bin | 1010000100011… |
… | …0001110011110 |
3 | 2221110112121111 |
4 | 2201012032132 |
5 | 41302340221 |
6 | 4105052234 |
7 | 1021645351 |
oct | 241061636 |
9 | 87415544 |
10 | 42230686 |
11 | 219245a3 |
12 | 1218707a |
13 | 8997c94 |
14 | 5874298 |
15 | 3a92be1 |
hex | 284639e |
42230686 has 16 divisors (see below), whose sum is σ = 67193280. Its totient is φ = 19837440.
The previous prime is 42230659. The next prime is 42230689. The reversal of 42230686 is 68603224.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42230689) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33691 + ... + 34921.
It is an arithmetic number, because the mean of its divisors is an integer number (4199580).
Almost surely, 242230686 is an apocalyptic number.
42230686 is a deficient number, since it is larger than the sum of its proper divisors (24962594).
42230686 is a wasteful number, since it uses less digits than its factorization.
42230686 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2259.
The product of its (nonzero) digits is 13824, while the sum is 31.
The square root of 42230686 is about 6498.5141378626. The cubic root of 42230686 is about 348.2379081776.
The spelling of 42230686 in words is "forty-two million, two hundred thirty thousand, six hundred eighty-six".
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