Base | Representation |
---|---|
bin | 10001010000001… |
… | …01100111001010 |
3 | 101002022212101210 |
4 | 20220011213022 |
5 | 244022221344 |
6 | 22205553550 |
7 | 3405104034 |
oct | 1050054712 |
9 | 332285353 |
10 | 144726474 |
11 | 74770162 |
12 | 405758b6 |
13 | 23ca3789 |
14 | 15314c54 |
15 | ca8bdb9 |
hex | 8a059ca |
144726474 has 32 divisors (see below), whose sum is σ = 313963776. Its totient is φ = 44295680.
The previous prime is 144726473. The next prime is 144726479. The reversal of 144726474 is 474627441.
It is a happy number.
144726474 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (144726473) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 13122 + ... + 21485.
It is an arithmetic number, because the mean of its divisors is an integer number (9811368).
Almost surely, 2144726474 is an apocalyptic number.
144726474 is an abundant number, since it is smaller than the sum of its proper divisors (169237302).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144726474 is a wasteful number, since it uses less digits than its factorization.
144726474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34670.
The product of its digits is 150528, while the sum is 39.
The square root of 144726474 is about 12030.2316685923. The cubic root of 144726474 is about 525.0282361231.
The spelling of 144726474 in words is "one hundred forty-four million, seven hundred twenty-six thousand, four hundred seventy-four".
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