Base | Representation |
---|---|
bin | 111001001000… |
… | …1110001110000 |
3 | 2002100222121010 |
4 | 1302101301300 |
5 | 30132112412 |
6 | 2550030520 |
7 | 512426604 |
oct | 162216160 |
9 | 62328533 |
10 | 29957232 |
11 | 15a01348 |
12 | a048440 |
13 | 628b696 |
14 | 3d9b504 |
15 | 296b33c |
hex | 1c91c70 |
29957232 has 40 divisors (see below), whose sum is σ = 80061840. Its totient is φ = 9640960.
The previous prime is 29957231. The next prime is 29957237. The reversal of 29957232 is 23275992.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29957231) 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 7 ways as a sum of consecutive naturals, for example, 9369 + ... + 12152.
It is an arithmetic number, because the mean of its divisors is an integer number (2001546).
Almost surely, 229957232 is an apocalyptic number.
It is an amenable number.
29957232 is an abundant number, since it is smaller than the sum of its proper divisors (50104608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29957232 is a wasteful number, since it uses less digits than its factorization.
29957232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21561 (or 21555 counting only the distinct ones).
The product of its digits is 68040, while the sum is 39.
The square root of 29957232 is about 5473.3200162242. The cubic root of 29957232 is about 310.5755246851.
The spelling of 29957232 in words is "twenty-nine million, nine hundred fifty-seven thousand, two hundred thirty-two".
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