Base | Representation |
---|---|
bin | 111000101100… |
… | …1000011110000 |
3 | 2001221011220200 |
4 | 1301121003300 |
5 | 30102144122 |
6 | 2541035200 |
7 | 510441360 |
oct | 161310360 |
9 | 61834820 |
10 | 29724912 |
11 | 15862848 |
12 | 9b55b00 |
13 | 6209a09 |
14 | 3d3a9a0 |
15 | 29225ac |
hex | 1c590f0 |
29724912 has 120 divisors (see below), whose sum is σ = 97764576. Its totient is φ = 8252928.
The previous prime is 29724899. The next prime is 29724917. The reversal of 29724912 is 21942792.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29724917) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36898 + ... + 37694.
Almost surely, 229724912 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 29724912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48882288).
29724912 is an abundant number, since it is smaller than the sum of its proper divisors (68039664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29724912 is a wasteful number, since it uses less digits than its factorization.
29724912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 855 (or 846 counting only the distinct ones).
The product of its digits is 18144, while the sum is 36.
The square root of 29724912 is about 5452.0557590692. The cubic root of 29724912 is about 309.7705968438.
The spelling of 29724912 in words is "twenty-nine million, seven hundred twenty-four thousand, nine hundred twelve".
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