Base | Representation |
---|---|
bin | 10001001100001… |
… | …01011100111010 |
3 | 101001100012022102 |
4 | 20212011130322 |
5 | 243403422110 |
6 | 22150423402 |
7 | 3400456424 |
oct | 1046053472 |
9 | 331305272 |
10 | 144201530 |
11 | 74441820 |
12 | 40361b62 |
13 | 23b4b865 |
14 | 15219814 |
15 | c9d65a5 |
hex | 898573a |
144201530 has 16 divisors (see below), whose sum is σ = 283159584. Its totient is φ = 52436880.
The previous prime is 144201503. The next prime is 144201587. The reversal of 144201530 is 35102441.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 655352 + ... + 655571.
It is an arithmetic number, because the mean of its divisors is an integer number (17697474).
Almost surely, 2144201530 is an apocalyptic number.
144201530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144201530 is a deficient number, since it is larger than the sum of its proper divisors (138958054).
144201530 is a wasteful number, since it uses less digits than its factorization.
144201530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1310941.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 144201530 is about 12008.3941474287. The cubic root of 144201530 is about 524.3926824605.
Adding to 144201530 its reverse (35102441), we get a palindrome (179303971).
The spelling of 144201530 in words is "one hundred forty-four million, two hundred one thousand, five hundred thirty".
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