Base | Representation |
---|---|
bin | 1000110010100010110… |
… | …01110011100101110011 |
3 | 1001212112211112212122110 |
4 | 10121101121303211303 |
5 | 14422010414231011 |
6 | 350424255540403 |
7 | 30551113541130 |
oct | 4312131634563 |
9 | 1055484485573 |
10 | 302013430131 |
11 | 1070a0787146 |
12 | 4a64782a703 |
13 | 22630cc8b9a |
14 | 108906d5587 |
15 | 7cc9325ba6 |
hex | 4651673973 |
302013430131 has 16 divisors (see below), whose sum is σ = 460219200768. Its totient is φ = 172576005600.
The previous prime is 302013430099. The next prime is 302013430133. The reversal of 302013430131 is 131034310203.
It is not a de Polignac number, because 302013430131 - 25 = 302013430099 is a prime.
It is a super-2 number, since 2×3020134301312 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 302013430098 and 302013430107.
It is not an unprimeable number, because it can be changed into a prime (302013430133) 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, 1620421 + ... + 1797161.
It is an arithmetic number, because the mean of its divisors is an integer number (28763700048).
Almost surely, 2302013430131 is an apocalyptic number.
302013430131 is a deficient number, since it is larger than the sum of its proper divisors (158205770637).
302013430131 is a wasteful number, since it uses less digits than its factorization.
302013430131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 258122.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 302013430131 its reverse (131034310203), we get a palindrome (433047740334).
The spelling of 302013430131 in words is "three hundred two billion, thirteen million, four hundred thirty thousand, one hundred thirty-one".
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