Base | Representation |
---|---|
bin | 10000111101010… |
… | …10000101110101 |
3 | 100220200021102110 |
4 | 20132222011311 |
5 | 242404120303 |
6 | 22041001233 |
7 | 3345100005 |
oct | 1036520565 |
9 | 326607373 |
10 | 142254453 |
11 | 73331970 |
12 | 3b783219 |
13 | 23619543 |
14 | 14c70005 |
15 | c74e703 |
hex | 87aa175 |
142254453 has 16 divisors (see below), whose sum is σ = 219087936. Its totient is φ = 81143040.
The previous prime is 142254439. The next prime is 142254481. The reversal of 142254453 is 354452241.
142254453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 142254453 - 26 = 142254389 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 142254453.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142254353) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126226 + ... + 127347.
It is an arithmetic number, because the mean of its divisors is an integer number (13692996).
Almost surely, 2142254453 is an apocalyptic number.
It is an amenable number.
142254453 is a deficient number, since it is larger than the sum of its proper divisors (76833483).
142254453 is a wasteful number, since it uses less digits than its factorization.
142254453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 253604.
The product of its digits is 19200, while the sum is 30.
The square root of 142254453 is about 11927.0471198868. The cubic root of 142254453 is about 522.0217801866.
The spelling of 142254453 in words is "one hundred forty-two million, two hundred fifty-four thousand, four hundred fifty-three".
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