Base | Representation |
---|---|
bin | 1000010001110010000… |
… | …1011000000101010100 |
3 | 111121002000210002011222 |
4 | 2010130201120011110 |
5 | 4312222340312322 |
6 | 145155333545512 |
7 | 13163104504664 |
oct | 2043441300524 |
9 | 447060702158 |
10 | 142212432212 |
11 | 55348235214 |
12 | 2368a7a5298 |
13 | 10545057296 |
14 | 6c513c41a4 |
15 | 3a75096e42 |
hex | 211c858154 |
142212432212 has 24 divisors (see below), whose sum is σ = 249420885000. Its totient is φ = 70949471616.
The previous prime is 142212432211. The next prime is 142212432223. The reversal of 142212432212 is 212234212241.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 14045568196 + 128166864016 = 118514^2 + 358004^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142212432211) 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 7 ways as a sum of consecutive naturals, for example, 4028414 + ... + 4063562.
It is an arithmetic number, because the mean of its divisors is an integer number (10392536875).
Almost surely, 2142212432212 is an apocalyptic number.
It is an amenable number.
142212432212 is a deficient number, since it is larger than the sum of its proper divisors (107208452788).
142212432212 is a wasteful number, since it uses less digits than its factorization.
142212432212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37355 (or 37353 counting only the distinct ones).
The product of its digits is 3072, while the sum is 26.
Adding to 142212432212 its reverse (212234212241), we get a palindrome (354446644453).
The spelling of 142212432212 in words is "one hundred forty-two billion, two hundred twelve million, four hundred thirty-two thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •