Base | Representation |
---|---|
bin | 1011101101111100000… |
… | …1100101011100111011 |
3 | 201020121122201021121201 |
4 | 2323133001211130323 |
5 | 11244240404332311 |
6 | 232251452515031 |
7 | 20354440503340 |
oct | 2733701453473 |
9 | 636548637551 |
10 | 201310230331 |
11 | 78414416691 |
12 | 3302247ba77 |
13 | 15ca28c97b2 |
14 | 9a5a1067c7 |
15 | 53834d59c1 |
hex | 2edf06573b |
201310230331 has 8 divisors (see below), whose sum is σ = 231159209984. Its totient is φ = 171733844520.
The previous prime is 201310230299. The next prime is 201310230343. The reversal of 201310230331 is 133032013102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 201310230331 - 25 = 201310230299 is a prime.
It is a super-3 number, since 3×2013102303313 (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 201310230299 and 201310230308.
It is not an unprimeable number, because it can be changed into a prime (201310234331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68146875 + ... + 68149828.
It is an arithmetic number, because the mean of its divisors is an integer number (28894901248).
Almost surely, 2201310230331 is an apocalyptic number.
201310230331 is a deficient number, since it is larger than the sum of its proper divisors (29848979653).
201310230331 is a wasteful number, since it uses less digits than its factorization.
201310230331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136296921.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 201310230331 its reverse (133032013102), we get a palindrome (334342243433).
The spelling of 201310230331 in words is "two hundred one billion, three hundred ten million, two hundred thirty thousand, three hundred thirty-one".
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