Base | Representation |
---|---|
bin | 11000000000111… |
… | …00001011101110 |
3 | 112001001022111221 |
4 | 30000130023232 |
5 | 403032121110 |
6 | 31553333554 |
7 | 4664141356 |
oct | 1400341356 |
9 | 461038457 |
10 | 201442030 |
11 | a3788419 |
12 | 575672ba |
13 | 3297078a |
14 | 1ca79b66 |
15 | 12a417da |
hex | c01c2ee |
201442030 has 16 divisors (see below), whose sum is σ = 374292864. Its totient is φ = 77977440.
The previous prime is 201442001. The next prime is 201442037. The reversal of 201442030 is 30244102.
It is a junction number, because it is equal to n+sod(n) for n = 201441995 and 201442013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201442037) 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, 324597 + ... + 325216.
It is an arithmetic number, because the mean of its divisors is an integer number (23393304).
Almost surely, 2201442030 is an apocalyptic number.
201442030 is a deficient number, since it is larger than the sum of its proper divisors (172850834).
201442030 is a wasteful number, since it uses less digits than its factorization.
201442030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 649851.
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 201442030 is about 14193.0275135364. The cubic root of 201442030 is about 586.2056902362.
Adding to 201442030 its reverse (30244102), we get a palindrome (231686132).
It can be divided in two parts, 2014 and 42030, that added together give a palindrome (44044).
The spelling of 201442030 in words is "two hundred one million, four hundred forty-two thousand, thirty".
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