Base | Representation |
---|---|
bin | 11000000000111… |
… | …00101011001010 |
3 | 112001001102021110 |
4 | 30000130223022 |
5 | 403032202132 |
6 | 31553351150 |
7 | 4664150262 |
oct | 1400345312 |
9 | 461042243 |
10 | 201444042 |
11 | a3789988 |
12 | 575684b6 |
13 | 32971677 |
14 | 1ca7a7a2 |
15 | 12a421cc |
hex | c01caca |
201444042 has 16 divisors (see below), whose sum is σ = 424092960. Its totient is φ = 63613872.
The previous prime is 201444041. The next prime is 201444059. The reversal of 201444042 is 240444102.
It is a super-3 number, since 3×2014440423 (a number of 26 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (201444041) 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, 883413 + ... + 883640.
It is an arithmetic number, because the mean of its divisors is an integer number (26505810).
Almost surely, 2201444042 is an apocalyptic number.
201444042 is an abundant number, since it is smaller than the sum of its proper divisors (222648918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201444042 is a wasteful number, since it uses less digits than its factorization.
201444042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1767077.
The product of its (nonzero) digits is 1024, while the sum is 21.
The square root of 201444042 is about 14193.0983932332. The cubic root of 201444042 is about 586.2076419009.
Adding to 201444042 its reverse (240444102), we get a palindrome (441888144).
It can be divided in two parts, 2014 and 44042, that added together give a triangular number (46056 = T303).
The spelling of 201444042 in words is "two hundred one million, four hundred forty-four thousand, forty-two".
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