Base | Representation |
---|---|
bin | 10001001100001… |
… | …01011011111010 |
3 | 101001100012020001 |
4 | 20212011123322 |
5 | 243403421331 |
6 | 22150423214 |
7 | 3400456303 |
oct | 1046053372 |
9 | 331305201 |
10 | 144201466 |
11 | 74441772 |
12 | 40361b0a |
13 | 23b4b816 |
14 | 152197aa |
15 | c9d6561 |
hex | 89856fa |
144201466 has 4 divisors (see below), whose sum is σ = 216302202. Its totient is φ = 72100732.
The previous prime is 144201457. The next prime is 144201493. The reversal of 144201466 is 664102441.
144201466 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: 664102441 = 3571 ⋅185971.
It can be written as a sum of positive squares in only one way, i.e., 88266025 + 55935441 = 9395^2 + 7479^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36050365 + ... + 36050368.
Almost surely, 2144201466 is an apocalyptic number.
144201466 is a deficient number, since it is larger than the sum of its proper divisors (72100736).
144201466 is an equidigital number, since it uses as much as digits as its factorization.
144201466 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72100735.
The product of its (nonzero) digits is 4608, while the sum is 28.
The square root of 144201466 is about 12008.3914826258. The cubic root of 144201466 is about 524.3926048812.
The spelling of 144201466 in words is "one hundred forty-four million, two hundred one thousand, four hundred sixty-six".
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