Base | Representation |
---|---|
bin | 11100010000011011… |
… | …000111001111001101 |
3 | 2220022110122122111121 |
4 | 130100123013033031 |
5 | 444114110022221 |
6 | 21534350120541 |
7 | 2122601262061 |
oct | 342033071715 |
9 | 86273578447 |
10 | 30340314061 |
11 | 1195a353022 |
12 | 5a68ab0151 |
13 | 2b26a39675 |
14 | 167b713aa1 |
15 | bc894ca41 |
hex | 7106c73cd |
30340314061 has 2 divisors, whose sum is σ = 30340314062. Its totient is φ = 30340314060.
The previous prime is 30340314007. The next prime is 30340314077. The reversal of 30340314061 is 16041304303.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 19814785225 + 10525528836 = 140765^2 + 102594^2 .
It is an emirp because it is prime and its reverse (16041304303) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30340314061 - 213 = 30340305869 is a prime.
It is a super-2 number, since 2×303403140612 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30340314091) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15170157030 + 15170157031.
It is an arithmetic number, because the mean of its divisors is an integer number (15170157031).
Almost surely, 230340314061 is an apocalyptic number.
It is an amenable number.
30340314061 is a deficient number, since it is larger than the sum of its proper divisors (1).
30340314061 is an equidigital number, since it uses as much as digits as its factorization.
30340314061 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2592, while the sum is 25.
Adding to 30340314061 its reverse (16041304303), we get a palindrome (46381618364).
The spelling of 30340314061 in words is "thirty billion, three hundred forty million, three hundred fourteen thousand, sixty-one".
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