Base | Representation |
---|---|
bin | 1110010100011… |
… | …00010010110111 |
3 | 22101000100010010 |
4 | 13022030102313 |
5 | 221222043221 |
6 | 15530231303 |
7 | 2655636444 |
oct | 712142267 |
9 | 271010103 |
10 | 120112311 |
11 | 61889180 |
12 | 34285533 |
13 | 1bb66097 |
14 | 11d489cb |
15 | a828c76 |
hex | 728c4b7 |
120112311 has 16 divisors (see below), whose sum is σ = 176924160. Its totient is φ = 71872320.
The previous prime is 120112309. The next prime is 120112313. The reversal of 120112311 is 113211021.
It is an interprime number because it is at equal distance from previous prime (120112309) and next prime (120112313).
It is not a de Polignac number, because 120112311 - 21 = 120112309 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120112313) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20430 + ... + 25643.
It is an arithmetic number, because the mean of its divisors is an integer number (11057760).
Almost surely, 2120112311 is an apocalyptic number.
120112311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
120112311 is a deficient number, since it is larger than the sum of its proper divisors (56811849).
120112311 is a wasteful number, since it uses less digits than its factorization.
120112311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46166.
The product of its (nonzero) digits is 12, while the sum is 12.
The square root of 120112311 is about 10959.5762235590. The cubic root of 120112311 is about 493.3962461869.
Adding to 120112311 its reverse (113211021), we get a palindrome (233323332).
The spelling of 120112311 in words is "one hundred twenty million, one hundred twelve thousand, three hundred eleven".
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