Base | Representation |
---|---|
bin | 10000111110110… |
… | …00001011000010 |
3 | 100221000212100011 |
4 | 20133120023002 |
5 | 242431140302 |
6 | 22045015134 |
7 | 3346514206 |
oct | 1037301302 |
9 | 327025304 |
10 | 142443202 |
11 | 73450760 |
12 | 3b8544aa |
13 | 23684425 |
14 | 14cbcb06 |
15 | c78a5d7 |
hex | 87d82c2 |
142443202 has 32 divisors (see below), whose sum is σ = 241717248. Its totient is φ = 62370000.
The previous prime is 142443179. The next prime is 142443211. The reversal of 142443202 is 202344241.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225427 + ... + 226057.
It is an arithmetic number, because the mean of its divisors is an integer number (7553664).
Almost surely, 2142443202 is an apocalyptic number.
142443202 is a deficient number, since it is larger than the sum of its proper divisors (99274046).
142443202 is a wasteful number, since it uses less digits than its factorization.
142443202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1006.
The product of its (nonzero) digits is 1536, while the sum is 22.
The square root of 142443202 is about 11934.9571427802. The cubic root of 142443202 is about 522.2525580654.
Adding to 142443202 its reverse (202344241), we get a palindrome (344787443).
It can be divided in two parts, 142 and 443202, that added together give a palindrome (443344).
The spelling of 142443202 in words is "one hundred forty-two million, four hundred forty-three thousand, two hundred two".
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