Base | Representation |
---|---|
bin | 11100011000000101… |
… | …100111101100111001 |
3 | 2220122102121100221122 |
4 | 130120011213230321 |
5 | 444400014210333 |
6 | 21555222115025 |
7 | 2126022233141 |
oct | 343005475471 |
9 | 86572540848 |
10 | 30468897593 |
11 | 11a15997802 |
12 | 5aa3b7ba75 |
13 | 2b4757a4b4 |
14 | 1690825921 |
15 | bd4d9b798 |
hex | 718167b39 |
30468897593 has 4 divisors (see below), whose sum is σ = 30491187840. Its totient is φ = 30446607348.
The previous prime is 30468897541. The next prime is 30468897637. The reversal of 30468897593 is 39579886403.
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.
It is a cyclic number.
It is not a de Polignac number, because 30468897593 - 210 = 30468896569 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30468897793) 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, 11143073 + ... + 11145806.
It is an arithmetic number, because the mean of its divisors is an integer number (7622796960).
Almost surely, 230468897593 is an apocalyptic number.
It is an amenable number.
30468897593 is a deficient number, since it is larger than the sum of its proper divisors (22290247).
30468897593 is a wasteful number, since it uses less digits than its factorization.
30468897593 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22290246.
The product of its (nonzero) digits is 39191040, while the sum is 62.
The spelling of 30468897593 in words is "thirty billion, four hundred sixty-eight million, eight hundred ninety-seven thousand, five hundred ninety-three".
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