Base | Representation |
---|---|
bin | 10001001101000… |
… | …00011110010100 |
3 | 101001112211010202 |
4 | 20212200132110 |
5 | 243420442322 |
6 | 22153040032 |
7 | 3401430212 |
oct | 1046403624 |
9 | 331484122 |
10 | 144312212 |
11 | 745079a0 |
12 | 403b6018 |
13 | 23b8a055 |
14 | 15247cb2 |
15 | ca09292 |
hex | 89a0794 |
144312212 has 24 divisors (see below), whose sum is σ = 287485632. Its totient is φ = 62744000.
The previous prime is 144312211. The next prime is 144312221. The reversal of 144312212 is 212213441.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144312211) 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 7 ways as a sum of consecutive naturals, for example, 70289 + ... + 72312.
It is an arithmetic number, because the mean of its divisors is an integer number (11978568).
Almost surely, 2144312212 is an apocalyptic number.
It is an amenable number.
144312212 is a deficient number, since it is larger than the sum of its proper divisors (143173420).
144312212 is a wasteful number, since it uses less digits than its factorization.
144312212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142639 (or 142637 counting only the distinct ones).
The product of its digits is 384, while the sum is 20.
The square root of 144312212 is about 12013.0017897277. The cubic root of 144312212 is about 524.5268141567.
Adding to 144312212 its reverse (212213441), we get a palindrome (356525653).
The spelling of 144312212 in words is "one hundred forty-four million, three hundred twelve thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.731 sec. • engine limits •