Base | Representation |
---|---|
bin | 1000010011000001011… |
… | …1101010011000101000 |
3 | 111121221020101010100110 |
4 | 2010300113222120220 |
5 | 4313413112230211 |
6 | 145252351134320 |
7 | 13204260110121 |
oct | 2046027523050 |
9 | 447836333313 |
10 | 142545430056 |
11 | 554a91a7447 |
12 | 237622143a0 |
13 | 10599039723 |
14 | 6c83707048 |
15 | 3a94422ea6 |
hex | 21305ea628 |
142545430056 has 16 divisors (see below), whose sum is σ = 356363575200. Its totient is φ = 47515143344.
The previous prime is 142545430033. The next prime is 142545430061. The reversal of 142545430056 is 650034545241.
It is a junction number, because it is equal to n+sod(n) for n = 142545429996 and 142545430023.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2969696436 + ... + 2969696483.
It is an arithmetic number, because the mean of its divisors is an integer number (22272723450).
Almost surely, 2142545430056 is an apocalyptic number.
It is an amenable number.
142545430056 is an abundant number, since it is smaller than the sum of its proper divisors (213818145144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142545430056 is a wasteful number, since it uses less digits than its factorization.
142545430056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5939392928 (or 5939392924 counting only the distinct ones).
The product of its (nonzero) digits is 288000, while the sum is 39.
Adding to 142545430056 its reverse (650034545241), we get a palindrome (792579975297).
The spelling of 142545430056 in words is "one hundred forty-two billion, five hundred forty-five million, four hundred thirty thousand, fifty-six".
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