Base | Representation |
---|---|
bin | 1110010110100… |
… | …10111000100100 |
3 | 22101120000201202 |
4 | 13023102320210 |
5 | 221310321234 |
6 | 15540342032 |
7 | 2661252422 |
oct | 713227044 |
9 | 271500652 |
10 | 120401444 |
11 | 61a66429 |
12 | 343a4918 |
13 | 1bc37877 |
14 | 11dc2112 |
15 | a88477e |
hex | 72d2e24 |
120401444 has 12 divisors (see below), whose sum is σ = 212875404. Its totient is φ = 59579904.
The previous prime is 120401401. The next prime is 120401447. The reversal of 120401444 is 444104021.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 99241444 + 21160000 = 9962^2 + 4600^2 .
It is not an unprimeable number, because it can be changed into a prime (120401447) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154769 + ... + 155544.
It is an arithmetic number, because the mean of its divisors is an integer number (17739617).
Almost surely, 2120401444 is an apocalyptic number.
It is an amenable number.
120401444 is a deficient number, since it is larger than the sum of its proper divisors (92473960).
120401444 is a wasteful number, since it uses less digits than its factorization.
120401444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 310414 (or 310412 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 120401444 is about 10972.7591789850. The cubic root of 120401444 is about 493.7918282355.
Adding to 120401444 its reverse (444104021), we get a palindrome (564505465).
The spelling of 120401444 in words is "one hundred twenty million, four hundred one thousand, four hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •