Base | Representation |
---|---|
bin | 11100001000001000… |
… | …000101111011011000 |
3 | 2212221202201100202020 |
4 | 130020020011323120 |
5 | 443322441011412 |
6 | 21512454334440 |
7 | 2116261126026 |
oct | 341010057330 |
9 | 85852640666 |
10 | 30201110232 |
11 | 11898815137 |
12 | 5a2a35a420 |
13 | 2b03c4a837 |
14 | 1667039716 |
15 | bbb60218c |
hex | 708205ed8 |
30201110232 has 64 divisors (see below), whose sum is σ = 80226910080. Its totient is φ = 9441341952.
The previous prime is 30201110221. The next prime is 30201110237. The reversal of 30201110232 is 23201110203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30201110237) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15318 + ... + 246245.
It is an arithmetic number, because the mean of its divisors is an integer number (1253545470).
Almost surely, 230201110232 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30201110232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40113455040).
30201110232 is an abundant number, since it is smaller than the sum of its proper divisors (50025799848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30201110232 is a wasteful number, since it uses less digits than its factorization.
30201110232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 261872 (or 261868 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 30201110232 its reverse (23201110203), we get a palindrome (53402220435).
The spelling of 30201110232 in words is "thirty billion, two hundred one million, one hundred ten thousand, two hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •