Base | Representation |
---|---|
bin | 10001001101011… |
… | …10010010000100 |
3 | 101001122200201120 |
4 | 20212232102010 |
5 | 243424300042 |
6 | 22154153540 |
7 | 3402054132 |
oct | 1046562204 |
9 | 331580646 |
10 | 144368772 |
11 | 74546439 |
12 | 404228b0 |
13 | 23ba9a12 |
14 | 15260752 |
15 | ca1adec |
hex | 89ae484 |
144368772 has 24 divisors (see below), whose sum is σ = 344029056. Its totient is φ = 47098848.
The previous prime is 144368753. The next prime is 144368797. The reversal of 144368772 is 277863441.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127423 + ... + 128550.
It is an arithmetic number, because the mean of its divisors is an integer number (14334544).
Almost surely, 2144368772 is an apocalyptic number.
144368772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
144368772 is an abundant number, since it is smaller than the sum of its proper divisors (199660284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144368772 is a wasteful number, since it uses less digits than its factorization.
144368772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256027 (or 256025 counting only the distinct ones).
The product of its digits is 225792, while the sum is 42.
The square root of 144368772 is about 12015.3556751350. The cubic root of 144368772 is about 524.5953307921.
The spelling of 144368772 in words is "one hundred forty-four million, three hundred sixty-eight thousand, seven hundred seventy-two".
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