Base | Representation |
---|---|
bin | 10001010001011… |
… | …00010110011010 |
3 | 101002121221001112 |
4 | 20220230112122 |
5 | 244042311041 |
6 | 22213220322 |
7 | 3406334450 |
oct | 1050542632 |
9 | 332557045 |
10 | 144885146 |
11 | 7486939a |
12 | 406316a2 |
13 | 2402aa73 |
14 | 153569d0 |
15 | cabddeb |
hex | 8a2c59a |
144885146 has 64 divisors (see below), whose sum is σ = 273715200. Its totient is φ = 56137536.
The previous prime is 144885137. The next prime is 144885157. The reversal of 144885146 is 641588441.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 606095 + ... + 606333.
It is an arithmetic number, because the mean of its divisors is an integer number (4276800).
Almost surely, 2144885146 is an apocalyptic number.
144885146 is a deficient number, since it is larger than the sum of its proper divisors (128830054).
144885146 is a wasteful number, since it uses less digits than its factorization.
144885146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 363.
The product of its digits is 122880, while the sum is 41.
The square root of 144885146 is about 12036.8245812590. The cubic root of 144885146 is about 525.2200389809.
The spelling of 144885146 in words is "one hundred forty-four million, eight hundred eighty-five thousand, one hundred forty-six".
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