Base | Representation |
---|---|
bin | 111000101110… |
… | …1111100100000 |
3 | 2001222012101000 |
4 | 1301131330200 |
5 | 30103314203 |
6 | 2541312000 |
7 | 510553623 |
oct | 161357440 |
9 | 61865330 |
10 | 29744928 |
11 | 15876894 |
12 | 9b65600 |
13 | 6215b65 |
14 | 3d43dba |
15 | 29284a3 |
hex | 1c5df20 |
29744928 has 96 divisors (see below), whose sum is σ = 87696000. Its totient is φ = 9808128.
The previous prime is 29744887. The next prime is 29744941. The reversal of 29744928 is 82944792.
It is a tau number, because it is divible by the number of its divisors (96).
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 149373 + ... + 149571.
It is an arithmetic number, because the mean of its divisors is an integer number (913500).
Almost surely, 229744928 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 29744928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43848000).
29744928 is an abundant number, since it is smaller than the sum of its proper divisors (57951072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29744928 is a wasteful number, since it uses less digits than its factorization.
29744928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 391 (or 377 counting only the distinct ones).
The product of its digits is 290304, while the sum is 45.
The square root of 29744928 is about 5453.8910880215. The cubic root of 29744928 is about 309.8401117910.
The spelling of 29744928 in words is "twenty-nine million, seven hundred forty-four thousand, nine hundred twenty-eight".
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