Base | Representation |
---|---|
bin | 101101101111110110010010… |
… | …100000111110101011110101 |
3 | 222101101112212221202002220210 |
4 | 231233312102200332223311 |
5 | 202332431002440200041 |
6 | 1551530032452220033 |
7 | 60244143355326144 |
oct | 5557662240765365 |
9 | 871345787662823 |
10 | 201200201100021 |
11 | 59121587273902 |
12 | 1a695b4430a619 |
13 | 8836136427786 |
14 | 37981dab3975b |
15 | 183da2b750016 |
hex | b6fd9283eaf5 |
201200201100021 has 8 divisors (see below), whose sum is σ = 268281716234400. Its totient is φ = 134126076682832.
The previous prime is 201200201100011. The next prime is 201200201100083. The reversal of 201200201100021 is 120001102002102.
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 201200201100021 - 27 = 201200201099893 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201200201100011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1847615775 + ... + 1847724668.
It is an arithmetic number, because the mean of its divisors is an integer number (33535214529300).
Almost surely, 2201200201100021 is an apocalyptic number.
It is an amenable number.
201200201100021 is a deficient number, since it is larger than the sum of its proper divisors (67081515134379).
201200201100021 is a wasteful number, since it uses less digits than its factorization.
201200201100021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3695358595.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 201200201100021 its reverse (120001102002102), we get a palindrome (321201303102123).
The spelling of 201200201100021 in words is "two hundred one trillion, two hundred billion, two hundred one million, one hundred thousand, twenty-one".
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