Base | Representation |
---|---|
bin | 1010000011111… |
… | …1101010100010 |
3 | 2221102011202002 |
4 | 2200333222202 |
5 | 41301010220 |
6 | 4104324002 |
7 | 1021504115 |
oct | 240775242 |
9 | 87364662 |
10 | 42203810 |
11 | 21906390 |
12 | 12173602 |
13 | 898898c |
14 | 586857c |
15 | 3a89c75 |
hex | 283faa2 |
42203810 has 32 divisors (see below), whose sum is σ = 83140992. Its totient is φ = 15297280.
The previous prime is 42203789. The next prime is 42203813. The reversal of 42203810 is 1830224.
42203810 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×422038102 = 3562323157032200, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (42203813) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64907 + ... + 65553.
It is an arithmetic number, because the mean of its divisors is an integer number (2598156).
Almost surely, 242203810 is an apocalyptic number.
42203810 is a deficient number, since it is larger than the sum of its proper divisors (40937182).
42203810 is a wasteful number, since it uses less digits than its factorization.
42203810 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1258.
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 42203810 is about 6496.4459514414. The cubic root of 42203810 is about 348.1640185565.
The spelling of 42203810 in words is "forty-two million, two hundred three thousand, eight hundred ten".
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