Base | Representation |
---|---|
bin | 1010000010100… |
… | …1010111011001 |
3 | 2221020112110020 |
4 | 2200221113121 |
5 | 41240044343 |
6 | 4102341053 |
7 | 1020643614 |
oct | 240512731 |
9 | 87215406 |
10 | 42112473 |
11 | 218537a7 |
12 | 1212a789 |
13 | 8956230 |
14 | 584317b |
15 | 3a6cb83 |
hex | 28295d9 |
42112473 has 16 divisors (see below), whose sum is σ = 60594240. Its totient is φ = 25861824.
The previous prime is 42112463. The next prime is 42112481. The reversal of 42112473 is 37421124.
It is a happy number.
It is not a de Polignac number, because 42112473 - 26 = 42112409 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42112403) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26890 + ... + 28412.
It is an arithmetic number, because the mean of its divisors is an integer number (3787140).
Almost surely, 242112473 is an apocalyptic number.
It is an amenable number.
42112473 is a deficient number, since it is larger than the sum of its proper divisors (18481767).
42112473 is a wasteful number, since it uses less digits than its factorization.
42112473 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2248.
The product of its digits is 1344, while the sum is 24.
The square root of 42112473 is about 6489.4123770955. The cubic root of 42112473 is about 347.9126729618.
Adding to 42112473 its reverse (37421124), we get a palindrome (79533597).
The spelling of 42112473 in words is "forty-two million, one hundred twelve thousand, four hundred seventy-three".
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