Base | Representation |
---|---|
bin | 110111111011… |
… | …0001011010101 |
3 | 2001011121022222 |
4 | 1233312023111 |
5 | 30001214033 |
6 | 2524232125 |
7 | 504133511 |
oct | 157661325 |
9 | 61147288 |
10 | 29319893 |
11 | 15606519 |
12 | 999b645 |
13 | 60c7565 |
14 | 3c73141 |
15 | 2892598 |
hex | 1bf62d5 |
29319893 has 8 divisors (see below), whose sum is σ = 30608640. Its totient is φ = 28052640.
The previous prime is 29319887. The next prime is 29319911. The reversal of 29319893 is 39891392.
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 29319893 - 214 = 29303509 is a prime.
It is a super-2 number, since 2×293198932 = 1719312251062898, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29319853) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2555 + ... + 8072.
It is an arithmetic number, because the mean of its divisors is an integer number (3826080).
Almost surely, 229319893 is an apocalyptic number.
It is an amenable number.
29319893 is a deficient number, since it is larger than the sum of its proper divisors (1288747).
29319893 is a wasteful number, since it uses less digits than its factorization.
29319893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10747.
The product of its digits is 104976, while the sum is 44.
The square root of 29319893 is about 5414.7846679254. The cubic root of 29319893 is about 308.3572238286.
The spelling of 29319893 in words is "twenty-nine million, three hundred nineteen thousand, eight hundred ninety-three".
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