Base | Representation |
---|---|
bin | 11100001111010010… |
… | …001111110001101100 |
3 | 2220021010201012010021 |
4 | 130033102033301230 |
5 | 444044212300044 |
6 | 21532424451524 |
7 | 2122250024341 |
oct | 341722176154 |
9 | 86233635107 |
10 | 30321212524 |
11 | 1194a596829 |
12 | 5a62619ba4 |
13 | 2b22aac195 |
14 | 1678d807c8 |
15 | bc6e27e84 |
hex | 70f48fc6c |
30321212524 has 12 divisors (see below), whose sum is σ = 55369170864. Its totient is φ = 14501449424.
The previous prime is 30321212513. The next prime is 30321212539. The reversal of 30321212524 is 42521212303.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164789107 + ... + 164789290.
It is an arithmetic number, because the mean of its divisors is an integer number (4614097572).
Almost surely, 230321212524 is an apocalyptic number.
It is an amenable number.
30321212524 is a deficient number, since it is larger than the sum of its proper divisors (25047958340).
30321212524 is a wasteful number, since it uses less digits than its factorization.
30321212524 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 329578424 (or 329578422 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 25.
Adding to 30321212524 its reverse (42521212303), we get a palindrome (72842424827).
The spelling of 30321212524 in words is "thirty billion, three hundred twenty-one million, two hundred twelve thousand, five hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •