Base | Representation |
---|---|
bin | 10001001110011… |
… | …10101011100010 |
3 | 101001220102202110 |
4 | 20213032223202 |
5 | 243443021344 |
6 | 22201100150 |
7 | 3403146045 |
oct | 1047165342 |
9 | 331812673 |
10 | 144501474 |
11 | 74627107 |
12 | 40487656 |
13 | 23c25240 |
14 | 15296c5c |
15 | ca453b9 |
hex | 89ceae2 |
144501474 has 32 divisors (see below), whose sum is σ = 312609024. Its totient is φ = 44265600.
The previous prime is 144501473. The next prime is 144501491. The reversal of 144501474 is 474105441.
144501474 is digitally balanced in base 2, 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 (144501473) 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, 14199 + ... + 22149.
It is an arithmetic number, because the mean of its divisors is an integer number (9769032).
Almost surely, 2144501474 is an apocalyptic number.
144501474 is an abundant number, since it is smaller than the sum of its proper divisors (168107550).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144501474 is a wasteful number, since it uses less digits than its factorization.
144501474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8202.
The product of its (nonzero) digits is 8960, while the sum is 30.
The square root of 144501474 is about 12020.8765903323. The cubic root of 144501474 is about 524.7560154282.
The spelling of 144501474 in words is "one hundred forty-four million, five hundred one thousand, four hundred seventy-four".
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