Base | Representation |
---|---|
bin | 1001001010110011000… |
… | …00101011001101010101 |
3 | 1010010011021201011100111 |
4 | 10211121200223031111 |
5 | 20130142243203141 |
6 | 400420315243021 |
7 | 31521562536640 |
oct | 4453140531525 |
9 | 1103137634314 |
10 | 315034350421 |
11 | 11167275029a |
12 | 51080449471 |
13 | 23927813b4b |
14 | 11367b48a57 |
15 | 82dc50b381 |
hex | 495982b355 |
315034350421 has 8 divisors (see below), whose sum is σ = 360989232320. Its totient is φ = 269316962208.
The previous prime is 315034350403. The next prime is 315034350437. The reversal of 315034350421 is 124053430513.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-315034350421 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315034350451) 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, 59370576 + ... + 59375881.
It is an arithmetic number, because the mean of its divisors is an integer number (45123654040).
Almost surely, 2315034350421 is an apocalyptic number.
It is an amenable number.
315034350421 is a deficient number, since it is larger than the sum of its proper divisors (45954881899).
315034350421 is a wasteful number, since it uses less digits than its factorization.
315034350421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118746843.
The product of its (nonzero) digits is 21600, while the sum is 31.
Adding to 315034350421 its reverse (124053430513), we get a palindrome (439087780934).
The spelling of 315034350421 in words is "three hundred fifteen billion, thirty-four million, three hundred fifty thousand, four hundred twenty-one".
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