Base | Representation |
---|---|
bin | 111010011000… |
… | …0011101000100 |
3 | 2010121000010222 |
4 | 1310300131010 |
5 | 30313412142 |
6 | 3012003512 |
7 | 521104511 |
oct | 164603504 |
9 | 63530128 |
10 | 30607172 |
11 | 16305692 |
12 | a300598 |
13 | 645846b |
14 | 40ca308 |
15 | 2a48bd2 |
hex | 1d30744 |
30607172 has 6 divisors (see below), whose sum is σ = 53562558. Its totient is φ = 15303584.
The previous prime is 30607169. The next prime is 30607183. The reversal of 30607172 is 27170603.
It can be written as a sum of positive squares in only one way, i.e., 27730756 + 2876416 = 5266^2 + 1696^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3825893 + ... + 3825900.
It is an arithmetic number, because the mean of its divisors is an integer number (8927093).
Almost surely, 230607172 is an apocalyptic number.
It is an amenable number.
30607172 is a deficient number, since it is larger than the sum of its proper divisors (22955386).
30607172 is a wasteful number, since it uses less digits than its factorization.
30607172 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7651797 (or 7651795 counting only the distinct ones).
The product of its (nonzero) digits is 1764, while the sum is 26.
The square root of 30607172 is about 5532.3748969136. The cubic root of 30607172 is about 312.8055149766.
Adding to 30607172 its reverse (27170603), we get a palindrome (57777775).
The spelling of 30607172 in words is "thirty million, six hundred seven thousand, one hundred seventy-two".
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