Base | Representation |
---|---|
bin | 1010001000010… |
… | …1000101111010 |
3 | 2221221121211112 |
4 | 2202011011322 |
5 | 41334110221 |
6 | 4114400322 |
7 | 1024100156 |
oct | 242050572 |
9 | 87847745 |
10 | 42488186 |
11 | 21a90004 |
12 | 122900a2 |
13 | 8a58250 |
14 | 5900066 |
15 | 3ae415b |
hex | 288517a |
42488186 has 16 divisors (see below), whose sum is σ = 68871264. Its totient is φ = 19542384.
The previous prime is 42488183. The next prime is 42488191. The reversal of 42488186 is 68188424.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (42488183) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5321 + ... + 10643.
It is an arithmetic number, because the mean of its divisors is an integer number (4304454).
Almost surely, 242488186 is an apocalyptic number.
42488186 is a deficient number, since it is larger than the sum of its proper divisors (26383078).
42488186 is a wasteful number, since it uses less digits than its factorization.
42488186 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5645.
The product of its digits is 98304, while the sum is 41.
The square root of 42488186 is about 6518.2962497880. The cubic root of 42488186 is about 348.9442635874.
The spelling of 42488186 in words is "forty-two million, four hundred eighty-eight thousand, one hundred eighty-six".
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