Base | Representation |
---|---|
bin | 1110011010011… |
… | …00111011010011 |
3 | 22102111102110002 |
4 | 13031030323103 |
5 | 221422320311 |
6 | 15555200215 |
7 | 2665434005 |
oct | 715147323 |
9 | 272442402 |
10 | 120901331 |
11 | 62277a61 |
12 | 345a606b |
13 | 1c081265 |
14 | 120b2375 |
15 | a93293b |
hex | 734ced3 |
120901331 has 4 divisors (see below), whose sum is σ = 128013192. Its totient is φ = 113789472.
The previous prime is 120901307. The next prime is 120901349. The reversal of 120901331 is 133109021.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133109021 = 293 ⋅454297.
It is a cyclic number.
It is not a de Polignac number, because 120901331 - 218 = 120639187 is a prime.
It is a super-2 number, since 2×1209013312 = 29234263675143122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120901831) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3555905 + ... + 3555938.
It is an arithmetic number, because the mean of its divisors is an integer number (32003298).
Almost surely, 2120901331 is an apocalyptic number.
120901331 is a deficient number, since it is larger than the sum of its proper divisors (7111861).
120901331 is an equidigital number, since it uses as much as digits as its factorization.
120901331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7111860.
The product of its (nonzero) digits is 162, while the sum is 20.
The square root of 120901331 is about 10995.5141307717. The cubic root of 120901331 is about 494.4742654778.
The spelling of 120901331 in words is "one hundred twenty million, nine hundred one thousand, three hundred thirty-one".
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