Base | Representation |
---|---|
bin | 100000011000110101010101… |
… | …111011111011001100001101 |
3 | 200200100111221111220102222110 |
4 | 200120311111323323030031 |
5 | 122132300334212103031 |
6 | 1222541515053534233 |
7 | 42001145622531210 |
oct | 4030652573731415 |
9 | 620314844812873 |
10 | 142444032144141 |
11 | 414291a1700aa2 |
12 | 13b867361a4379 |
13 | 6163550b2cc60 |
14 | 2726483c2b777 |
15 | 117046986dc46 |
hex | 818d55efb30d |
142444032144141 has 64 divisors (see below), whose sum is σ = 234674736726528. Its totient is φ = 74839489118208.
The previous prime is 142444032144119. The next prime is 142444032144143. The reversal of 142444032144141 is 141441230444241.
It is a happy number.
It is not a de Polignac number, because 142444032144141 - 26 = 142444032144077 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a self number, because there is not a number n which added to its sum of digits gives 142444032144141.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142444032144143) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2349872065 + ... + 2349932681.
It is an arithmetic number, because the mean of its divisors is an integer number (3666792761352).
Almost surely, 2142444032144141 is an apocalyptic number.
It is an amenable number.
142444032144141 is a deficient number, since it is larger than the sum of its proper divisors (92230704582387).
142444032144141 is a wasteful number, since it uses less digits than its factorization.
142444032144141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94390.
The product of its (nonzero) digits is 196608, while the sum is 39.
Adding to 142444032144141 its reverse (141441230444241), we get a palindrome (283885262588382).
The spelling of 142444032144141 in words is "one hundred forty-two trillion, four hundred forty-four billion, thirty-two million, one hundred forty-four thousand, one hundred forty-one".
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