Base | Representation |
---|---|
bin | 111011000100… |
… | …0011011101001 |
3 | 2011021022110112 |
4 | 1312020123221 |
5 | 30411430104 |
6 | 3023424105 |
7 | 524135225 |
oct | 166103351 |
9 | 64238415 |
10 | 30967529 |
11 | 165313aa |
12 | a455035 |
13 | 65534a8 |
14 | 4181785 |
15 | 2aba86e |
hex | 1d886e9 |
30967529 has 8 divisors (see below), whose sum is σ = 31638600. Its totient is φ = 30299776.
The previous prime is 30967493. The next prime is 30967561. The reversal of 30967529 is 92576903.
It can be written as a sum of positive squares in 4 ways, for example, as 7182400 + 23785129 = 2680^2 + 4877^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30967529 - 212 = 30963433 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (30967589) 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 in 7 ways as a sum of consecutive naturals, for example, 28997 + ... + 30045.
It is an arithmetic number, because the mean of its divisors is an integer number (3954825).
Almost surely, 230967529 is an apocalyptic number.
It is an amenable number.
30967529 is a deficient number, since it is larger than the sum of its proper divisors (671071).
30967529 is a wasteful number, since it uses less digits than its factorization.
30967529 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1659.
The product of its (nonzero) digits is 102060, while the sum is 41.
The square root of 30967529 is about 5564.8476169613. The cubic root of 30967529 is about 314.0283454471.
The spelling of 30967529 in words is "thirty million, nine hundred sixty-seven thousand, five hundred twenty-nine".
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