Base | Representation |
---|---|
bin | 111010001111… |
… | …0111001010010 |
3 | 2010110100111012 |
4 | 1310132321102 |
5 | 30304112000 |
6 | 3010250522 |
7 | 520355024 |
oct | 164367122 |
9 | 63410435 |
10 | 30535250 |
11 | 16266649 |
12 | a286a42 |
13 | 64317c5 |
14 | 40ac014 |
15 | 2a32735 |
hex | 1d1ee52 |
30535250 has 32 divisors (see below), whose sum is σ = 58046976. Its totient is φ = 12025200.
The previous prime is 30535207. The next prime is 30535259. The reversal of 30535250 is 5253503.
It is a happy number.
It is a super-3 number, since 3×305352503 (a number of 23 digits) contains 333 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (30535259) 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, 15839 + ... + 17661.
It is an arithmetic number, because the mean of its divisors is an integer number (1813968).
Almost surely, 230535250 is an apocalyptic number.
30535250 is a deficient number, since it is larger than the sum of its proper divisors (27511726).
30535250 is a wasteful number, since it uses less digits than its factorization.
30535250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1907 (or 1897 counting only the distinct ones).
The product of its (nonzero) digits is 2250, while the sum is 23.
The square root of 30535250 is about 5525.8709720731. The cubic root of 30535250 is about 312.5603083605.
Adding to 30535250 its reverse (5253503), we get a palindrome (35788753).
The spelling of 30535250 in words is "thirty million, five hundred thirty-five thousand, two hundred fifty".
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