Base | Representation |
---|---|
bin | 110111111011010011… |
… | …0001001001101001111 |
3 | 102111000001210202111020 |
4 | 1233312212021031033 |
5 | 3431431413430221 |
6 | 131101311525223 |
7 | 11451136205442 |
oct | 1576646111517 |
9 | 374001722436 |
10 | 120101311311 |
11 | 46a31071883 |
12 | 1b339829813 |
13 | b4301999a7 |
14 | 5b54999659 |
15 | 31cdd18ac6 |
hex | 1bf698934f |
120101311311 has 8 divisors (see below), whose sum is σ = 160188993024. Its totient is φ = 80040585240.
The previous prime is 120101311301. The next prime is 120101311349. The reversal of 120101311311 is 113113101021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 120101311311 - 25 = 120101311279 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120101311301) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6728511 + ... + 6746336.
It is an arithmetic number, because the mean of its divisors is an integer number (20023624128).
Almost surely, 2120101311311 is an apocalyptic number.
120101311311 is a deficient number, since it is larger than the sum of its proper divisors (40087681713).
120101311311 is a wasteful number, since it uses less digits than its factorization.
120101311311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13477821.
The product of its (nonzero) digits is 18, while the sum is 15.
Adding to 120101311311 its reverse (113113101021), we get a palindrome (233214412332).
The spelling of 120101311311 in words is "one hundred twenty billion, one hundred one million, three hundred eleven thousand, three hundred eleven".
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