Base | Representation |
---|---|
bin | 10000111011110… |
… | …01001010100011 |
3 | 100220022002112011 |
4 | 20131321022203 |
5 | 242331212201 |
6 | 22032413351 |
7 | 3343303516 |
oct | 1035711243 |
9 | 326262464 |
10 | 142054051 |
11 | 73205347 |
12 | 3b6a7257 |
13 | 23579269 |
14 | 14c1ad7d |
15 | c710151 |
hex | 87792a3 |
142054051 has 4 divisors (see below), whose sum is σ = 149530600. Its totient is φ = 134577504.
The previous prime is 142054043. The next prime is 142054061. The reversal of 142054051 is 150450241.
142054051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150450241 = 409 ⋅367849.
It is a cyclic number.
It is not a de Polignac number, because 142054051 - 23 = 142054043 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142054001) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3738246 + ... + 3738283.
It is an arithmetic number, because the mean of its divisors is an integer number (37382650).
Almost surely, 2142054051 is an apocalyptic number.
142054051 is a deficient number, since it is larger than the sum of its proper divisors (7476549).
142054051 is an equidigital number, since it uses as much as digits as its factorization.
142054051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7476548.
The product of its (nonzero) digits is 800, while the sum is 22.
The square root of 142054051 is about 11918.6430016173. The cubic root of 142054051 is about 521.7765309861.
The spelling of 142054051 in words is "one hundred forty-two million, fifty-four thousand, fifty-one".
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