Base | Representation |
---|---|
bin | 11100001111010101… |
… | …101101010101000000 |
3 | 2220021012102021221111 |
4 | 130033111231111000 |
5 | 444044430320000 |
6 | 21532500133104 |
7 | 2122260524134 |
oct | 341725552500 |
9 | 86235367844 |
10 | 30322120000 |
11 | 11950056607 |
12 | 5a62997194 |
13 | 2b23039253 |
14 | 16791393c4 |
15 | bc7056cba |
hex | 70f56d540 |
30322120000 has 70 divisors (see below), whose sum is σ = 75189102098. Its totient is φ = 12128832000.
The previous prime is 30322119979. The next prime is 30322120033. The reversal of 30322120000 is 2122303.
It is a happy number.
It can be written as a sum of positive squares in 5 ways, for example, as 10228490496 + 20093629504 = 101136^2 + 141752^2 .
It is a super-2 number, since 2×303221200002 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 339027 + ... + 419026.
Almost surely, 230322120000 is an apocalyptic number.
It is an amenable number.
30322120000 is an abundant number, since it is smaller than the sum of its proper divisors (44866982098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30322120000 is an frugal number, since it uses more digits than its factorization.
30322120000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 758085 (or 758060 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 13.
Adding to 30322120000 its reverse (2122303), we get a palindrome (30324242303).
The spelling of 30322120000 in words is "thirty billion, three hundred twenty-two million, one hundred twenty thousand".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •