Base | Representation |
---|---|
bin | 1000010101101001110… |
… | …1001100110110110100 |
3 | 111200202110000110120200 |
4 | 2011122131030312310 |
5 | 4321334342300134 |
6 | 145450413200500 |
7 | 13230622605105 |
oct | 2053235146664 |
9 | 450673013520 |
10 | 143251525044 |
11 | 5583082a021 |
12 | 2391a790130 |
13 | 1067c401104 |
14 | 6d0d3ca3ac |
15 | 3ad63eb499 |
hex | 215a74cdb4 |
143251525044 has 18 divisors (see below), whose sum is σ = 362108021730. Its totient is φ = 47750508336.
The previous prime is 143251524973. The next prime is 143251525057. The reversal of 143251525044 is 440525152341.
143251525044 is a `hidden beast` number, since 1 + 43 + 2 + 51 + 525 + 0 + 44 = 666.
143251525044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 97887636900 + 45363888144 = 312870^2 + 212988^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3979209029 = 143251525044 / (1 + 4 + 3 + 2 + 5 + 1 + 5 + 2 + 5 + 0 + 4 + 4).
It is a congruent number.
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 5 ways as a sum of consecutive naturals, for example, 1989604479 + ... + 1989604550.
Almost surely, 2143251525044 is an apocalyptic number.
It is an amenable number.
143251525044 is an abundant number, since it is smaller than the sum of its proper divisors (218856496686).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143251525044 is a wasteful number, since it uses less digits than its factorization.
143251525044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3979209039 (or 3979209034 counting only the distinct ones).
The product of its (nonzero) digits is 96000, while the sum is 36.
Adding to 143251525044 its reverse (440525152341), we get a palindrome (583776677385).
It can be divided in two parts, 1432 and 51525044, that added together give a triangular number (51526476 = T10151).
The spelling of 143251525044 in words is "one hundred forty-three billion, two hundred fifty-one million, five hundred twenty-five thousand, forty-four".
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