Base | Representation |
---|---|
bin | 1001001010100001010… |
… | …1011100100110110111 |
3 | 120001101110210221221011 |
4 | 2102220111130212313 |
5 | 10034420403022033 |
6 | 200154530133051 |
7 | 14242404364456 |
oct | 2225025344667 |
9 | 501343727834 |
10 | 157443017143 |
11 | 6085352a095 |
12 | 2661b421187 |
13 | 11b015a8909 |
14 | 78980acb9d |
15 | 4167257ccd |
hex | 24a855c9b7 |
157443017143 has 8 divisors (see below), whose sum is σ = 159500791296. Its totient is φ = 155389073400.
The previous prime is 157443017141. The next prime is 157443017159. The reversal of 157443017143 is 341710344751.
It is a happy number.
157443017143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 157443017143 - 21 = 157443017141 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 157443017096 and 157443017105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157443017141) 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 7 ways as a sum of consecutive naturals, for example, 874813 + ... + 1039318.
It is an arithmetic number, because the mean of its divisors is an integer number (19937598912).
Almost surely, 2157443017143 is an apocalyptic number.
157443017143 is a deficient number, since it is larger than the sum of its proper divisors (2057774153).
157443017143 is an equidigital number, since it uses as much as digits as its factorization.
157443017143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1915205.
The product of its (nonzero) digits is 141120, while the sum is 40.
The spelling of 157443017143 in words is "one hundred fifty-seven billion, four hundred forty-three million, seventeen thousand, one hundred forty-three".
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