Base | Representation |
---|---|
bin | 1011101101100100111… |
… | …0111000100110001001 |
3 | 201020100212212011211012 |
4 | 2323121032320212021 |
5 | 11244041020201241 |
6 | 232234102013305 |
7 | 20352150506420 |
oct | 2733116704611 |
9 | 636325764735 |
10 | 201213053321 |
11 | 78374583105 |
12 | 32bb5a17235 |
13 | 15c88733bc7 |
14 | 9a4b24c2b7 |
15 | 5379bdc6eb |
hex | 2ed93b8989 |
201213053321 has 16 divisors (see below), whose sum is σ = 237921936000. Its totient is φ = 166496940288.
The previous prime is 201213053231. The next prime is 201213053339. The reversal of 201213053321 is 123350312102.
It is not a de Polignac number, because 201213053321 - 218 = 201212791177 is a prime.
It is not an unprimeable number, because it can be changed into a prime (201213053221) 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, 1401905 + ... + 1538753.
It is an arithmetic number, because the mean of its divisors is an integer number (14870121000).
Almost surely, 2201213053321 is an apocalyptic number.
It is an amenable number.
201213053321 is a deficient number, since it is larger than the sum of its proper divisors (36708882679).
201213053321 is a wasteful number, since it uses less digits than its factorization.
201213053321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144128.
The product of its (nonzero) digits is 1080, while the sum is 23.
Adding to 201213053321 its reverse (123350312102), we get a palindrome (324563365423).
The spelling of 201213053321 in words is "two hundred one billion, two hundred thirteen million, fifty-three thousand, three hundred twenty-one".
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