Base | Representation |
---|---|
bin | 11100001000101110… |
… | …101100101000010000 |
3 | 2212222110202111202202 |
4 | 130020232230220100 |
5 | 443333033331344 |
6 | 21513455302332 |
7 | 2116443135260 |
oct | 341056545020 |
9 | 85873674682 |
10 | 30211230224 |
11 | 118a34a746a |
12 | 5a3181a9a8 |
13 | 2b06081bb6 |
14 | 16685117a0 |
15 | bbc45094e |
hex | 708baca10 |
30211230224 has 20 divisors (see below), whose sum is σ = 66896295744. Its totient is φ = 12947670048.
The previous prime is 30211230223. The next prime is 30211230233. The reversal of 30211230224 is 42203211203.
It is a junction number, because it is equal to n+sod(n) for n = 30211230196 and 30211230205.
It is not an unprimeable number, because it can be changed into a prime (30211230223) 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, 134871452 + ... + 134871675.
Almost surely, 230211230224 is an apocalyptic number.
It is an amenable number.
30211230224 is an abundant number, since it is smaller than the sum of its proper divisors (36685065520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30211230224 is a wasteful number, since it uses less digits than its factorization.
30211230224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 269743142 (or 269743136 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 30211230224 its reverse (42203211203), we get a palindrome (72414441427).
The spelling of 30211230224 in words is "thirty billion, two hundred eleven million, two hundred thirty thousand, two hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •