Base | Representation |
---|---|
bin | 11101000111100101100… |
… | …111011011101010001011 |
3 | 21002021221222022110122010 |
4 | 131013211213123222023 |
5 | 230241033100041021 |
6 | 4131130254031003 |
7 | 264365642212653 |
oct | 35074547335213 |
9 | 7067858273563 |
10 | 2001012112011 |
11 | 7016961975a0 |
12 | 283986aa8463 |
13 | 116905152513 |
14 | 6cbc7071363 |
15 | 370b6ca2976 |
hex | 1d1e59dba8b |
2001012112011 has 8 divisors (see below), whose sum is σ = 2910563072064. Its totient is φ = 1212734613320.
The previous prime is 2001012111971. The next prime is 2001012112019. The reversal of 2001012112011 is 1102112101002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2001012112011 - 210 = 2001012110987 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2001012112019) 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, 30318365301 + ... + 30318365366.
It is an arithmetic number, because the mean of its divisors is an integer number (363820384008).
Almost surely, 22001012112011 is an apocalyptic number.
2001012112011 is a deficient number, since it is larger than the sum of its proper divisors (909550960053).
2001012112011 is a wasteful number, since it uses less digits than its factorization.
2001012112011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60636730681.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 2001012112011 its reverse (1102112101002), we get a palindrome (3103124213013).
The spelling of 2001012112011 in words is "two trillion, one billion, twelve million, one hundred twelve thousand, eleven".
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