Base | Representation |
---|---|
bin | 11100001111010010… |
… | …001101000001010001 |
3 | 2220021010200121122002 |
4 | 130033102031001101 |
5 | 444044211414413 |
6 | 21532424323345 |
7 | 2122246646411 |
oct | 341722150121 |
9 | 86233617562 |
10 | 30321201233 |
11 | 1194a5892a4 |
12 | 5a62613555 |
13 | 2b22aa6cbb |
14 | 1678d7a641 |
15 | bc6e24958 |
hex | 70f48d051 |
30321201233 has 8 divisors (see below), whose sum is σ = 30864115656. Its totient is φ = 29781734400.
The previous prime is 30321201223. The next prime is 30321201257. The reversal of 30321201233 is 33210212303.
It can be written as a sum of positive squares in 4 ways, for example, as 17868203584 + 12452997649 = 133672^2 + 111593^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30321201233 - 24 = 30321201217 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30321201223) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 844148 + ... + 879333.
It is an arithmetic number, because the mean of its divisors is an integer number (3858014457).
Almost surely, 230321201233 is an apocalyptic number.
It is an amenable number.
30321201233 is a deficient number, since it is larger than the sum of its proper divisors (542914423).
30321201233 is a wasteful number, since it uses less digits than its factorization.
30321201233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1723795.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 30321201233 its reverse (33210212303), we get a palindrome (63531413536).
The spelling of 30321201233 in words is "thirty billion, three hundred twenty-one million, two hundred one thousand, two hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.093 sec. • engine limits •