Base | Representation |
---|---|
bin | 110111101100… |
… | …0001111101010 |
3 | 2000221101011010 |
4 | 1233120033222 |
5 | 24433303130 |
6 | 2521444350 |
7 | 503113203 |
oct | 157301752 |
9 | 60841133 |
10 | 29197290 |
11 | 155323a1 |
12 | 99406b6 |
13 | 6083805 |
14 | 3c405aa |
15 | 286b0b0 |
hex | 1bd83ea |
29197290 has 32 divisors (see below), whose sum is σ = 70531200. Its totient is φ = 7735104.
The previous prime is 29197277. The next prime is 29197297. The reversal of 29197290 is 9279192.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (29197297) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1611 + ... + 7809.
It is an arithmetic number, because the mean of its divisors is an integer number (2204100).
Almost surely, 229197290 is an apocalyptic number.
29197290 is an abundant number, since it is smaller than the sum of its proper divisors (41333910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29197290 is a wasteful number, since it uses less digits than its factorization.
29197290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6366.
The product of its (nonzero) digits is 20412, while the sum is 39.
The square root of 29197290 is about 5403.4516746243. The cubic root of 29197290 is about 307.9268182234.
The spelling of 29197290 in words is "twenty-nine million, one hundred ninety-seven thousand, two hundred ninety".
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