Base | Representation |
---|---|
bin | 10001001010110… |
… | …01111101101001 |
3 | 101001000010222001 |
4 | 20211121331221 |
5 | 243332222101 |
6 | 22142531001 |
7 | 3366115204 |
oct | 1045317551 |
9 | 331003861 |
10 | 144023401 |
11 | 7432aa05 |
12 | 40296a61 |
13 | 23ab8762 |
14 | 151b093b |
15 | c99d901 |
hex | 8959f69 |
144023401 has 16 divisors (see below), whose sum is σ = 160588800. Its totient is φ = 128536848.
The previous prime is 144023393. The next prime is 144023417. The reversal of 144023401 is 104320441.
It is a cyclic number.
It is not a de Polignac number, because 144023401 - 23 = 144023393 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144023441) 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, 26820 + ... + 31738.
It is an arithmetic number, because the mean of its divisors is an integer number (10036800).
Almost surely, 2144023401 is an apocalyptic number.
It is an amenable number.
144023401 is a deficient number, since it is larger than the sum of its proper divisors (16565399).
144023401 is a wasteful number, since it uses less digits than its factorization.
144023401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5028.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 144023401 is about 12000.9750020571. The cubic root of 144023401 is about 524.1766698823.
Adding to 144023401 its reverse (104320441), we get a palindrome (248343842).
The spelling of 144023401 in words is "one hundred forty-four million, twenty-three thousand, four hundred one".
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