Base | Representation |
---|---|
bin | 1110111100010100110… |
… | …10000111111010101001 |
3 | 1211002020100100112200222 |
4 | 13132022122013322221 |
5 | 31402442320242301 |
6 | 1031510253135425 |
7 | 52044051203654 |
oct | 7361232077251 |
9 | 1732210315628 |
10 | 513423212201 |
11 | 1888180224a9 |
12 | 8360848a575 |
13 | 395530ca5a3 |
14 | 1abc7c7689b |
15 | d54e2d131b |
hex | 778a687ea9 |
513423212201 has 4 divisors (see below), whose sum is σ = 513435660804. Its totient is φ = 513410763600.
The previous prime is 513423212171. The next prime is 513423212233. The reversal of 513423212201 is 102212324315.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 397499986576 + 115923225625 = 630476^2 + 340475^2 .
It is a cyclic number.
It is not a de Polignac number, because 513423212201 - 222 = 513419017897 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (513423212261) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6162230 + ... + 6244991.
It is an arithmetic number, because the mean of its divisors is an integer number (128358915201).
Almost surely, 2513423212201 is an apocalyptic number.
It is an amenable number.
513423212201 is a deficient number, since it is larger than the sum of its proper divisors (12448603).
513423212201 is a wasteful number, since it uses less digits than its factorization.
513423212201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12448602.
The product of its (nonzero) digits is 2880, while the sum is 26.
Adding to 513423212201 its reverse (102212324315), we get a palindrome (615635536516).
The spelling of 513423212201 in words is "five hundred thirteen billion, four hundred twenty-three million, two hundred twelve thousand, two hundred one".
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