Base | Representation |
---|---|
bin | 11100001111111000… |
… | …010110001100101100 |
3 | 2220021211111121202220 |
4 | 130033320112030230 |
5 | 444104241402200 |
6 | 21533422515340 |
7 | 2122430643252 |
oct | 341770261454 |
9 | 86254447686 |
10 | 30331200300 |
11 | 11955198795 |
12 | 5a65a35b50 |
13 | 2b24b982cb |
14 | 167a4205d2 |
15 | bc7c4c4a0 |
hex | 70fe1632c |
30331200300 has 72 divisors (see below), whose sum is σ = 87777454800. Its totient is φ = 8086552320.
The previous prime is 30331200287. The next prime is 30331200307. The reversal of 30331200300 is 300213303.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 30331200300.
It is not an unprimeable number, because it can be changed into a prime (30331200307) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1932886 + ... + 1948514.
Almost surely, 230331200300 is an apocalyptic number.
30331200300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30331200300 is an abundant number, since it is smaller than the sum of its proper divisors (57446254500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30331200300 is a wasteful number, since it uses less digits than its factorization.
30331200300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22115 (or 22108 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 15.
Adding to 30331200300 its reverse (300213303), we get a palindrome (30631413603).
The spelling of 30331200300 in words is "thirty billion, three hundred thirty-one million, two hundred thousand, three hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •