Base | Representation |
---|---|
bin | 110111111100100101… |
… | …0001011001101100100 |
3 | 102111010001201101011111 |
4 | 1233321022023031210 |
5 | 3432023420424030 |
6 | 131105445314404 |
7 | 11452200536410 |
oct | 1577112131544 |
9 | 374101641144 |
10 | 120144311140 |
11 | 46a53371227 |
12 | 1b350105a04 |
13 | b439073a89 |
14 | 5b5a58dd40 |
15 | 31d29ae62a |
hex | 1bf928b364 |
120144311140 has 144 divisors (see below), whose sum is σ = 316189762560. Its totient is φ = 37518243840.
The previous prime is 120144311117. The next prime is 120144311167. The reversal of 120144311140 is 41113441021.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1206366 + ... + 1302154.
It is an arithmetic number, because the mean of its divisors is an integer number (2195762240).
Almost surely, 2120144311140 is an apocalyptic number.
120144311140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 120144311140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158094881280).
120144311140 is an abundant number, since it is smaller than the sum of its proper divisors (196045451420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120144311140 is a wasteful number, since it uses less digits than its factorization.
120144311140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95870 (or 95851 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 22.
Adding to 120144311140 its reverse (41113441021), we get a palindrome (161257752161).
The spelling of 120144311140 in words is "one hundred twenty billion, one hundred forty-four million, three hundred eleven thousand, one hundred forty".
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