Base | Representation |
---|---|
bin | 1001000101100011101… |
… | …00101000100100011001 |
3 | 1002211220012220200002120 |
4 | 10202301310220210121 |
5 | 20103412034311301 |
6 | 355233215451453 |
7 | 31362061540602 |
oct | 4426164504431 |
9 | 1084805820076 |
10 | 312221010201 |
11 | 110459691131 |
12 | 50616226b89 |
13 | 235999c58a9 |
14 | 1117c250da9 |
15 | 81c5538e36 |
hex | 48b1d28919 |
312221010201 has 8 divisors (see below), whose sum is σ = 416456107680. Its totient is φ = 208066626432.
The previous prime is 312221010191. The next prime is 312221010203. The reversal of 312221010201 is 102010122213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 312221010201 - 25 = 312221010169 is a prime.
It is not an unprimeable number, because it can be changed into a prime (312221010203) 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, 20169400 + ... + 20184873.
It is an arithmetic number, because the mean of its divisors is an integer number (52057013460).
Almost surely, 2312221010201 is an apocalyptic number.
It is an amenable number.
312221010201 is a deficient number, since it is larger than the sum of its proper divisors (104235097479).
312221010201 is a wasteful number, since it uses less digits than its factorization.
312221010201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40356855.
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 312221010201 its reverse (102010122213), we get a palindrome (414231132414).
The spelling of 312221010201 in words is "three hundred twelve billion, two hundred twenty-one million, ten thousand, two hundred one".
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