Base | Representation |
---|---|
bin | 111000010000… |
… | …1011111001101 |
3 | 2001111121200100 |
4 | 1300201133031 |
5 | 30022403133 |
6 | 2532121313 |
7 | 505502640 |
oct | 160413715 |
9 | 61447610 |
10 | 29497293 |
11 | 15717831 |
12 | 9a66239 |
13 | 615a227 |
14 | 3cbba57 |
15 | 28c9e13 |
hex | 1c217cd |
29497293 has 24 divisors (see below), whose sum is σ = 50813568. Its totient is φ = 16121952.
The previous prime is 29497283. The next prime is 29497297. The reversal of 29497293 is 39279492.
It is not a de Polignac number, because 29497293 - 24 = 29497277 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29497297) 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 23 ways as a sum of consecutive naturals, for example, 8730 + ... + 11627.
It is an arithmetic number, because the mean of its divisors is an integer number (2117232).
Almost surely, 229497293 is an apocalyptic number.
29497293 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
29497293 is a deficient number, since it is larger than the sum of its proper divisors (21316275).
29497293 is a wasteful number, since it uses less digits than its factorization.
29497293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20393 (or 20390 counting only the distinct ones).
The product of its digits is 244944, while the sum is 45.
The square root of 29497293 is about 5431.1410403340. The cubic root of 29497293 is about 308.9778788324.
The spelling of 29497293 in words is "twenty-nine million, four hundred ninety-seven thousand, two hundred ninety-three".
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