Base | Representation |
---|---|
bin | 1101011101110001111… |
… | …0010100011011011001 |
3 | 211010002221100110201210 |
4 | 3113130132110123121 |
5 | 12242232020432301 |
6 | 254134511533333 |
7 | 22466425163202 |
oct | 3273436243331 |
9 | 733087313653 |
10 | 231332202201 |
11 | 8a11aaa7491 |
12 | 38a0082a249 |
13 | 18a786b56a9 |
14 | b2a74305a9 |
15 | 603deeead6 |
hex | 35dc7946d9 |
231332202201 has 16 divisors (see below), whose sum is σ = 313096268160. Its totient is φ = 151899095040.
The previous prime is 231332202191. The next prime is 231332202289. The reversal of 231332202201 is 102202233132.
It is a happy number.
It is not a de Polignac number, because 231332202201 - 26 = 231332202137 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (231332202301) 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, 320296 + ... + 751833.
It is an arithmetic number, because the mean of its divisors is an integer number (19568516760).
Almost surely, 2231332202201 is an apocalyptic number.
It is an amenable number.
231332202201 is a deficient number, since it is larger than the sum of its proper divisors (81764065959).
231332202201 is a wasteful number, since it uses less digits than its factorization.
231332202201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1073216.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 231332202201 its reverse (102202233132), we get a palindrome (333534435333).
The spelling of 231332202201 in words is "two hundred thirty-one billion, three hundred thirty-two million, two hundred two thousand, two hundred one".
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