Base | Representation |
---|---|
bin | 1101110010110111100010… |
… | …01011000001100001001101 |
3 | 10222102000012122022220201022 |
4 | 12321123301023001201031 |
5 | 12434002243420240323 |
6 | 144303431023323525 |
7 | 6250432121065451 |
oct | 671336113014115 |
9 | 128360178286638 |
10 | 30335105243213 |
11 | 9736056091151 |
12 | 349b1914505a5 |
13 | 13c078521ca04 |
14 | 76c326992661 |
15 | 3791443a64c8 |
hex | 1b96f12c184d |
30335105243213 has 4 divisors (see below), whose sum is σ = 30335116285440. Its totient is φ = 30335094200988.
The previous prime is 30335105243153. The next prime is 30335105243239. The reversal of 30335105243213 is 31234250153303.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30335105243213 is a prime.
It is a super-2 number, since 2×303351052432132 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30335105243813) 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, 2184308 + ... + 8089586.
It is an arithmetic number, because the mean of its divisors is an integer number (7583779071360).
Almost surely, 230335105243213 is an apocalyptic number.
It is an amenable number.
30335105243213 is a deficient number, since it is larger than the sum of its proper divisors (11042227).
30335105243213 is an equidigital number, since it uses as much as digits as its factorization.
30335105243213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11042226.
The product of its (nonzero) digits is 97200, while the sum is 35.
Adding to 30335105243213 its reverse (31234250153303), we get a palindrome (61569355396516).
The spelling of 30335105243213 in words is "thirty trillion, three hundred thirty-five billion, one hundred five million, two hundred forty-three thousand, two hundred thirteen".
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