Base | Representation |
---|---|
bin | 1000010010011111011… |
… | …1010010000100100101 |
3 | 111121120021211220121220 |
4 | 2010213313102010211 |
5 | 4313120044133013 |
6 | 145230252330553 |
7 | 13200605116635 |
oct | 2044767220445 |
9 | 447507756556 |
10 | 142402724133 |
11 | 5543569736a |
12 | 23722473a59 |
13 | 105755c2857 |
14 | 6c6c79a6c5 |
15 | 3a86b34b23 |
hex | 2127dd2125 |
142402724133 has 4 divisors (see below), whose sum is σ = 189870298848. Its totient is φ = 94935149420.
The previous prime is 142402724099. The next prime is 142402724173. The reversal of 142402724133 is 331427204241.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 142402724133 - 28 = 142402723877 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 142402724094 and 142402724103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142402724173) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23733787353 + ... + 23733787358.
It is an arithmetic number, because the mean of its divisors is an integer number (47467574712).
Almost surely, 2142402724133 is an apocalyptic number.
It is an amenable number.
142402724133 is a deficient number, since it is larger than the sum of its proper divisors (47467574715).
142402724133 is an equidigital number, since it uses as much as digits as its factorization.
142402724133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47467574714.
The product of its (nonzero) digits is 32256, while the sum is 33.
Adding to 142402724133 its reverse (331427204241), we get a palindrome (473829928374).
The spelling of 142402724133 in words is "one hundred forty-two billion, four hundred two million, seven hundred twenty-four thousand, one hundred thirty-three".
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