Base | Representation |
---|---|
bin | 1010001101111… |
… | …0100110011010 |
3 | 2222122020202012 |
4 | 2203132212122 |
5 | 41432323220 |
6 | 4130305522 |
7 | 1030155065 |
oct | 243364632 |
9 | 88566665 |
10 | 42854810 |
11 | 222104a9 |
12 | 124282a2 |
13 | 8b5609b |
14 | 59978dc |
15 | 3b67ac5 |
hex | 28de99a |
42854810 has 8 divisors (see below), whose sum is σ = 77138676. Its totient is φ = 17141920.
The previous prime is 42854783. The next prime is 42854813. The reversal of 42854810 is 1845824.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 40233649 + 2621161 = 6343^2 + 1619^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×428548102 = 3673069480272200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (42854813) 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, 2142731 + ... + 2142750.
Almost surely, 242854810 is an apocalyptic number.
42854810 is a deficient number, since it is larger than the sum of its proper divisors (34283866).
42854810 is a wasteful number, since it uses less digits than its factorization.
42854810 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4285488.
The product of its (nonzero) digits is 10240, while the sum is 32.
The square root of 42854810 is about 6546.3585297477. The cubic root of 42854810 is about 349.9450525986.
The spelling of 42854810 in words is "forty-two million, eight hundred fifty-four thousand, eight hundred ten".
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