Base | Representation |
---|---|
bin | 11011111101100101… |
… | …010100011001110001 |
3 | 2212111102212112011010 |
4 | 123331211110121301 |
5 | 442442200103241 |
6 | 21443135141133 |
7 | 2112012451602 |
oct | 337545243161 |
9 | 85442775133 |
10 | 30024222321 |
11 | 11807988685 |
12 | 599b0747a9 |
13 | 2aa63c6332 |
14 | 164b751da9 |
15 | baad10d16 |
hex | 6fd954671 |
30024222321 has 4 divisors (see below), whose sum is σ = 40032296432. Its totient is φ = 20016148212.
The previous prime is 30024222317. The next prime is 30024222337. The reversal of 30024222321 is 12322242003.
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 not a de Polignac number, because 30024222321 - 22 = 30024222317 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30024222521) 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, 5004037051 + ... + 5004037056.
It is an arithmetic number, because the mean of its divisors is an integer number (10008074108).
Almost surely, 230024222321 is an apocalyptic number.
It is an amenable number.
30024222321 is a deficient number, since it is larger than the sum of its proper divisors (10008074111).
30024222321 is a wasteful number, since it uses less digits than its factorization.
30024222321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10008074110.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 30024222321 its reverse (12322242003), we get a palindrome (42346464324).
The spelling of 30024222321 in words is "thirty billion, twenty-four million, two hundred twenty-two thousand, three hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •