Base | Representation |
---|---|
bin | 1010000011101… |
… | …1101101101011 |
3 | 2221101100112201 |
4 | 2200323231223 |
5 | 41300001002 |
6 | 4104121031 |
7 | 1021405666 |
oct | 240735553 |
9 | 87340481 |
10 | 42187627 |
11 | 218a5209 |
12 | 12166177 |
13 | 89814c1 |
14 | 58626dd |
15 | 3a85087 |
hex | 283bb6b |
42187627 has 8 divisors (see below), whose sum is σ = 42628400. Its totient is φ = 41749344.
The previous prime is 42187597. The next prime is 42187631. The reversal of 42187627 is 72678124.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-42187627 is a prime.
It is a super-2 number, since 2×421876272 = 3559591743782258, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42187637) 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, 59149 + ... + 59857.
It is an arithmetic number, because the mean of its divisors is an integer number (5328550).
Almost surely, 242187627 is an apocalyptic number.
42187627 is a deficient number, since it is larger than the sum of its proper divisors (440773).
42187627 is a wasteful number, since it uses less digits than its factorization.
42187627 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1245.
The product of its digits is 37632, while the sum is 37.
The square root of 42187627 is about 6495.2003048405. The cubic root of 42187627 is about 348.1195118431.
The spelling of 42187627 in words is "forty-two million, one hundred eighty-seven thousand, six hundred twenty-seven".
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