Base | Representation |
---|---|
bin | 111000101000… |
… | …1010110111001 |
3 | 2001212120122102 |
4 | 1301101112321 |
5 | 30100141434 |
6 | 2540233145 |
7 | 510250406 |
oct | 161212671 |
9 | 61776572 |
10 | 29693369 |
11 | 15841082 |
12 | 9b3b7b5 |
13 | 61c8554 |
14 | 3d2d2ad |
15 | 291807e |
hex | 1c515b9 |
29693369 has 4 divisors (see below), whose sum is σ = 29816820. Its totient is φ = 29569920.
The previous prime is 29693359. The next prime is 29693383. The reversal of 29693369 is 96339692.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 19536400 + 10156969 = 4420^2 + 3187^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-29693369 is a prime.
It is a super-2 number, since 2×296933692 = 1763392325140322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (29693329) 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 3 ways as a sum of consecutive naturals, for example, 61364 + ... + 61845.
It is an arithmetic number, because the mean of its divisors is an integer number (7454205).
Almost surely, 229693369 is an apocalyptic number.
It is an amenable number.
29693369 is a deficient number, since it is larger than the sum of its proper divisors (123451).
29693369 is a wasteful number, since it uses less digits than its factorization.
29693369 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 123450.
The product of its digits is 472392, while the sum is 47.
The square root of 29693369 is about 5449.1622291872. The cubic root of 29693369 is about 309.6609856169.
The spelling of 29693369 in words is "twenty-nine million, six hundred ninety-three thousand, three hundred sixty-nine".
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