Base | Representation |
---|---|
bin | 1000010010100110111… |
… | …1100001011101100101 |
3 | 111121122111011022101011 |
4 | 2010221233201131211 |
5 | 4313201131310303 |
6 | 145233340102221 |
7 | 13201440046624 |
oct | 2045157413545 |
9 | 447574138334 |
10 | 142434244453 |
11 | 55451466016 |
12 | 23730b34971 |
13 | 1057bcaa827 |
14 | 6c72a436bb |
15 | 3a897ae16d |
hex | 2129be1765 |
142434244453 has 4 divisors (see below), whose sum is σ = 142628562028. Its totient is φ = 142239926880.
The previous prime is 142434244429. The next prime is 142434244493. The reversal of 142434244453 is 354442434241.
142434244453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 125881620804 + 16552623649 = 354798^2 + 128657^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-142434244453 is a prime.
It is a super-2 number, since 2×1424342444532 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142434244493) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97157688 + ... + 97159153.
It is an arithmetic number, because the mean of its divisors is an integer number (35657140507).
Almost surely, 2142434244453 is an apocalyptic number.
It is an amenable number.
142434244453 is a deficient number, since it is larger than the sum of its proper divisors (194317575).
142434244453 is an equidigital number, since it uses as much as digits as its factorization.
142434244453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 194317574.
The product of its digits is 737280, while the sum is 40.
Adding to 142434244453 its reverse (354442434241), we get a palindrome (496876678694).
The spelling of 142434244453 in words is "one hundred forty-two billion, four hundred thirty-four million, two hundred forty-four thousand, four hundred fifty-three".
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