Base | Representation |
---|---|
bin | 1000010011000000111… |
… | …1101001111011101100 |
3 | 111121221002102111001120 |
4 | 2010300033221323230 |
5 | 4313412043043202 |
6 | 145252234140540 |
7 | 13204233215433 |
oct | 2046017517354 |
9 | 447832374046 |
10 | 142543331052 |
11 | 554a7aa3431 |
12 | 23761581750 |
13 | 10598783205 |
14 | 6c8331c11a |
15 | 3a9415b0bc |
hex | 21303e9eec |
142543331052 has 24 divisors (see below), whose sum is σ = 332634735216. Its totient is φ = 47509639488.
The previous prime is 142543331023. The next prime is 142543331087. The reversal of 142543331052 is 250133345241.
142543331052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×1425433310523 (a number of 34 digits) contains 333 as substring.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 475863 + ... + 715214.
It is an arithmetic number, because the mean of its divisors is an integer number (13859780634).
Almost surely, 2142543331052 is an apocalyptic number.
142543331052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
142543331052 is an abundant number, since it is smaller than the sum of its proper divisors (190091404164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142543331052 is a wasteful number, since it uses less digits than its factorization.
142543331052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1201057 (or 1201055 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 33.
Adding to 142543331052 its reverse (250133345241), we get a palindrome (392676676293).
The spelling of 142543331052 in words is "one hundred forty-two billion, five hundred forty-three million, three hundred thirty-one thousand, fifty-two".
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