Base | Representation |
---|---|
bin | 1110010100100… |
… | …11010011100111 |
3 | 22101001210111211 |
4 | 13022103103213 |
5 | 221224003111 |
6 | 15531012251 |
7 | 2656116253 |
oct | 712232347 |
9 | 271053454 |
10 | 120141031 |
11 | 618a880a |
12 | 3429a087 |
13 | 1bb7618a |
14 | 11d55263 |
15 | a832521 |
hex | 72934e7 |
120141031 has 2 divisors, whose sum is σ = 120141032. Its totient is φ = 120141030.
The previous prime is 120141019. The next prime is 120141053. The reversal of 120141031 is 130141021.
It is a weak prime.
It is an emirp because it is prime and its reverse (130141021) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 120141031 - 29 = 120140519 is a prime.
It is a super-2 number, since 2×1201410312 = 28867734659485922, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (120142031) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60070515 + 60070516.
It is an arithmetic number, because the mean of its divisors is an integer number (60070516).
Almost surely, 2120141031 is an apocalyptic number.
120141031 is a deficient number, since it is larger than the sum of its proper divisors (1).
120141031 is an equidigital number, since it uses as much as digits as its factorization.
120141031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 120141031 is about 10960.8864148845. The cubic root of 120141031 is about 493.4355683036.
Adding to 120141031 its reverse (130141021), we get a palindrome (250282052).
The spelling of 120141031 in words is "one hundred twenty million, one hundred forty-one thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.000 sec. • engine limits •