Base | Representation |
---|---|
bin | 11011111101100001… |
… | …110011010011100001 |
3 | 2212111101010200101222 |
4 | 123331201303103201 |
5 | 442441431102241 |
6 | 21443103304425 |
7 | 2112001561550 |
oct | 337541632341 |
9 | 85441120358 |
10 | 30023300321 |
11 | 118074089a3 |
12 | 599a8ab115 |
13 | 2aa6162781 |
14 | 164b591d97 |
15 | baabcca4b |
hex | 6fd8734e1 |
30023300321 has 4 divisors (see below), whose sum is σ = 34312343232. Its totient is φ = 25734257412.
The previous prime is 30023300303. The next prime is 30023300327. The reversal of 30023300321 is 12300332003.
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, and also an emirpimes, since its reverse is a distinct semiprime: 12300332003 = 587 ⋅20954569.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30023300321 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30023300321.
It is not an unprimeable number, because it can be changed into a prime (30023300327) 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, 2144521445 + ... + 2144521458.
It is an arithmetic number, because the mean of its divisors is an integer number (8578085808).
Almost surely, 230023300321 is an apocalyptic number.
It is an amenable number.
30023300321 is a deficient number, since it is larger than the sum of its proper divisors (4289042911).
30023300321 is an equidigital number, since it uses as much as digits as its factorization.
30023300321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4289042910.
The product of its (nonzero) digits is 324, while the sum is 17.
Adding to 30023300321 its reverse (12300332003), we get a palindrome (42323632324).
The spelling of 30023300321 in words is "thirty billion, twenty-three million, three hundred thousand, three hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •