Base | Representation |
---|---|
bin | 1101110000100111000100… |
… | …00001010011010001000011 |
3 | 10222010121000002200212002002 |
4 | 12320103202001103101003 |
5 | 12431214421123444044 |
6 | 144204042302014215 |
7 | 6242015042155451 |
oct | 670234201232103 |
9 | 128117002625062 |
10 | 30257541624899 |
11 | 9706173486756 |
12 | 348814557736b |
13 | 13b6373aa1484 |
14 | 7686896279d1 |
15 | 377104c4874e |
hex | 1b84e2053443 |
30257541624899 has 4 divisors (see below), whose sum is σ = 30257644159200. Its totient is φ = 30257439090600.
The previous prime is 30257541624881. The next prime is 30257541624911. The reversal of 30257541624899 is 99842614575203.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30257541624899 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30257541623899) 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, 50823224 + ... + 51415125.
It is an arithmetic number, because the mean of its divisors is an integer number (7564411039800).
It is a 2-persistent number, because it is pandigital, and so is 2⋅30257541624899 = 60515083249798, but 3⋅30257541624899 = 90772624874697 is not.
Almost surely, 230257541624899 is an apocalyptic number.
30257541624899 is a deficient number, since it is larger than the sum of its proper divisors (102534301).
30257541624899 is a wasteful number, since it uses less digits than its factorization.
30257541624899 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102534300.
The product of its (nonzero) digits is 130636800, while the sum is 65.
The spelling of 30257541624899 in words is "thirty trillion, two hundred fifty-seven billion, five hundred forty-one million, six hundred twenty-four thousand, eight hundred ninety-nine".
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