Base | Representation |
---|---|
bin | 100000011110110001100001… |
… | …000010001100100010100001 |
3 | 200201210112121020102210210000 |
4 | 200132301201002030202201 |
5 | 122210442341444334221 |
6 | 1223453225125530213 |
7 | 42042506453156301 |
oct | 4036614102144241 |
9 | 621715536383700 |
10 | 142852240230561 |
11 | 41576327507194 |
12 | 1403187a273969 |
13 | 6192ba6b3a264 |
14 | 273c12a183601 |
15 | 117adabb67e26 |
hex | 81ec6108c8a1 |
142852240230561 has 45 divisors (see below), whose sum is σ = 220507520402433. Its totient is φ = 92160584258040.
The previous prime is 142852240230551. The next prime is 142852240230599. The reversal of 142852240230561 is 165032042258241.
The square root of 142852240230561 is 11952081.
It is a perfect power (a square), and thus also a powerful number.
142852240230561 is a `hidden beast` number, since 1 + 4 + 2 + 8 + 5 + 22 + 40 + 23 + 0 + 561 = 666.
It is not a de Polignac number, because 142852240230561 - 211 = 142852240228513 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142852240230541) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 3334609180 + ... + 3334652018.
Almost surely, 2142852240230561 is an apocalyptic number.
142852240230561 is the 11952081-st square number.
142852240230561 is the 5976041-st centered octagonal number.
It is an amenable number.
142852240230561 is a deficient number, since it is larger than the sum of its proper divisors (77655280171872).
142852240230561 is an frugal number, since it uses more digits than its factorization.
142852240230561 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85752 (or 42873 counting only the distinct ones).
The product of its (nonzero) digits is 921600, while the sum is 45.
The spelling of 142852240230561 in words is "one hundred forty-two trillion, eight hundred fifty-two billion, two hundred forty million, two hundred thirty thousand, five hundred sixty-one".
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