Base | Representation |
---|---|
bin | 111001101100… |
… | …1010011111001 |
3 | 2002220212112000 |
4 | 1303121103321 |
5 | 30221001413 |
6 | 3000211213 |
7 | 515060046 |
oct | 163312371 |
9 | 62825460 |
10 | 30250233 |
11 | 160914a2 |
12 | a169b09 |
13 | 6361b60 |
14 | 40361cd |
15 | 29c8073 |
hex | 1cd94f9 |
30250233 has 16 divisors (see below), whose sum is σ = 48263040. Its totient is φ = 18615312.
The previous prime is 30250229. The next prime is 30250243. The reversal of 30250233 is 33205203.
It is not a de Polignac number, because 30250233 - 22 = 30250229 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30250243) 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, 42741 + ... + 43442.
It is an arithmetic number, because the mean of its divisors is an integer number (3016440).
Almost surely, 230250233 is an apocalyptic number.
It is an amenable number.
30250233 is a deficient number, since it is larger than the sum of its proper divisors (18012807).
30250233 is a wasteful number, since it uses less digits than its factorization.
30250233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86205 (or 86199 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 18.
The square root of 30250233 is about 5500.0211817774. The cubic root of 30250233 is about 311.5847842062.
Adding to 30250233 its reverse (33205203), we get a palindrome (63455436).
The spelling of 30250233 in words is "thirty million, two hundred fifty thousand, two hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •