Base | Representation |
---|---|
bin | 110111100110… |
… | …0100000101110 |
3 | 2000211221020010 |
4 | 1233030200232 |
5 | 24430233410 |
6 | 2520434050 |
7 | 502523115 |
oct | 157144056 |
9 | 60757203 |
10 | 29149230 |
11 | 154aa280 |
12 | 9918926 |
13 | 6067986 |
14 | 3c2ac7c |
15 | 285bc20 |
hex | 1bcc82e |
29149230 has 64 divisors (see below), whose sum is σ = 80352000. Its totient is φ = 6693120.
The previous prime is 29149223. The next prime is 29149231. The reversal of 29149230 is 3294192.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29149231) 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 31 ways as a sum of consecutive naturals, for example, 3946 + ... + 8594.
It is an arithmetic number, because the mean of its divisors is an integer number (1255500).
Almost surely, 229149230 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 29149230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40176000).
29149230 is an abundant number, since it is smaller than the sum of its proper divisors (51202770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29149230 is a wasteful number, since it uses less digits than its factorization.
29149230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4689.
The product of its (nonzero) digits is 3888, while the sum is 30.
The square root of 29149230 is about 5399.0026856819. The cubic root of 29149230 is about 307.7577718242.
The spelling of 29149230 in words is "twenty-nine million, one hundred forty-nine thousand, two hundred thirty".
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