Base | Representation |
---|---|
bin | 1010000101001… |
… | …1011101101011 |
3 | 2221120021222200 |
4 | 2201103131223 |
5 | 41311104112 |
6 | 4110151243 |
7 | 1022262420 |
oct | 241233553 |
9 | 87507880 |
10 | 42284907 |
11 | 21961305 |
12 | 121b2523 |
13 | 89b6872 |
14 | 5889d47 |
15 | 3aa3cdc |
hex | 285376b |
42284907 has 12 divisors (see below), whose sum is σ = 69803760. Its totient is φ = 24162768.
The previous prime is 42284903. The next prime is 42284911. The reversal of 42284907 is 70948224.
It is an interprime number because it is at equal distance from previous prime (42284903) and next prime (42284911).
It is not a de Polignac number, because 42284907 - 22 = 42284903 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42284903) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 335532 + ... + 335657.
It is an arithmetic number, because the mean of its divisors is an integer number (5816980).
Almost surely, 242284907 is an apocalyptic number.
42284907 is a deficient number, since it is larger than the sum of its proper divisors (27518853).
42284907 is a wasteful number, since it uses less digits than its factorization.
42284907 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 671202 (or 671199 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 42284907 is about 6502.6845994558. The cubic root of 42284907 is about 348.3868814656.
The spelling of 42284907 in words is "forty-two million, two hundred eighty-four thousand, nine hundred seven".
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