Base | Representation |
---|---|
bin | 11100010100001011… |
… | …111100001000110101 |
3 | 2220110212110001021200 |
4 | 130110023330020311 |
5 | 444231240222201 |
6 | 21544523203113 |
7 | 2124266010135 |
oct | 342413741065 |
9 | 86425401250 |
10 | 30403445301 |
11 | 11991a524a9 |
12 | 5a86076499 |
13 | 2b36b41928 |
14 | 1685c68ac5 |
15 | bce26d386 |
hex | 7142fc235 |
30403445301 has 6 divisors (see below), whose sum is σ = 43916087670. Its totient is φ = 20268963528.
The previous prime is 30403445299. The next prime is 30403445309. The reversal of 30403445301 is 10354430403.
It can be written as a sum of positive squares in only one way, i.e., 24040192401 + 6363252900 = 155049^2 + 79770^2 .
It is not a de Polignac number, because 30403445301 - 21 = 30403445299 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30403445309) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1689080286 + ... + 1689080303.
It is an arithmetic number, because the mean of its divisors is an integer number (7319347945).
Almost surely, 230403445301 is an apocalyptic number.
It is an amenable number.
30403445301 is a deficient number, since it is larger than the sum of its proper divisors (13512642369).
30403445301 is a wasteful number, since it uses less digits than its factorization.
30403445301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3378160595 (or 3378160592 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 27.
Adding to 30403445301 its reverse (10354430403), we get a palindrome (40757875704).
The spelling of 30403445301 in words is "thirty billion, four hundred three million, four hundred forty-five thousand, three hundred one".
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