Base | Representation |
---|---|
bin | 111001001111… |
… | …0100100110100 |
3 | 2002110122111121 |
4 | 1302132210310 |
5 | 30140302102 |
6 | 2551113324 |
7 | 513035461 |
oct | 162364464 |
9 | 62418447 |
10 | 30009652 |
11 | 15a37772 |
12 | a072844 |
13 | 62a94ba |
14 | 3db2668 |
15 | 297bb37 |
hex | 1c9e934 |
30009652 has 6 divisors (see below), whose sum is σ = 52516898. Its totient is φ = 15004824.
The previous prime is 30009649. The next prime is 30009653. The reversal of 30009652 is 25690003.
It can be written as a sum of positive squares in only one way, i.e., 29877156 + 132496 = 5466^2 + 364^2 .
It is a super-2 number, since 2×300096522 = 1801158426322208, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30009653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3751203 + ... + 3751210.
Almost surely, 230009652 is an apocalyptic number.
It is an amenable number.
30009652 is a deficient number, since it is larger than the sum of its proper divisors (22507246).
30009652 is a wasteful number, since it uses less digits than its factorization.
30009652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7502417 (or 7502415 counting only the distinct ones).
The product of its (nonzero) digits is 1620, while the sum is 25.
The square root of 30009652 is about 5478.1066072138. The cubic root of 30009652 is about 310.7565703647.
Adding to 30009652 its reverse (25690003), we get a palindrome (55699655).
The spelling of 30009652 in words is "thirty million, nine thousand, six hundred fifty-two".
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