Base | Representation |
---|---|
bin | 1000010001110010000… |
… | …0000011100000000010 |
3 | 111121002000010110221111 |
4 | 2010130200003200002 |
5 | 4312222243221022 |
6 | 145155322313534 |
7 | 13163101532635 |
oct | 2043440034002 |
9 | 447060113844 |
10 | 142212085762 |
11 | 5534801899a |
12 | 2368a6588aa |
13 | 10544c65696 |
14 | 6c51333c1c |
15 | 3a75029477 |
hex | 211c803802 |
142212085762 has 4 divisors (see below), whose sum is σ = 213318128646. Its totient is φ = 71106042880.
The previous prime is 142212085759. The next prime is 142212085811. The reversal of 142212085762 is 267580212241.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 138712298481 + 3499787281 = 372441^2 + 59159^2 .
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35553021439 + ... + 35553021442.
Almost surely, 2142212085762 is an apocalyptic number.
142212085762 is a deficient number, since it is larger than the sum of its proper divisors (71106042884).
142212085762 is an equidigital number, since it uses as much as digits as its factorization.
142212085762 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71106042883.
The product of its (nonzero) digits is 107520, while the sum is 40.
The spelling of 142212085762 in words is "one hundred forty-two billion, two hundred twelve million, eighty-five thousand, seven hundred sixty-two".
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