Base | Representation |
---|---|
bin | 10001001101001… |
… | …10100110100000 |
3 | 101001121002120101 |
4 | 20212212212200 |
5 | 243422243222 |
6 | 22153352144 |
7 | 3401563330 |
oct | 1046464640 |
9 | 331532511 |
10 | 144337312 |
11 | 74524839 |
12 | 40408654 |
13 | 23b985c2 |
14 | 152530c0 |
15 | ca11927 |
hex | 89a69a0 |
144337312 has 24 divisors (see below), whose sum is σ = 324759456. Its totient is φ = 61858752.
The previous prime is 144337307. The next prime is 144337313. The reversal of 144337312 is 213733441.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is not an unprimeable number, because it can be changed into a prime (144337313) 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 3 ways as a sum of consecutive naturals, for example, 321958 + ... + 322405.
It is an arithmetic number, because the mean of its divisors is an integer number (13531644).
Almost surely, 2144337312 is an apocalyptic number.
It is an amenable number.
144337312 is an abundant number, since it is smaller than the sum of its proper divisors (180422144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144337312 is an equidigital number, since it uses as much as digits as its factorization.
144337312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 644380 (or 644372 counting only the distinct ones).
The product of its digits is 6048, while the sum is 28.
The square root of 144337312 is about 12014.0464457234. The cubic root of 144337312 is about 524.5572224399.
The spelling of 144337312 in words is "one hundred forty-four million, three hundred thirty-seven thousand, three hundred twelve".
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