Base | Representation |
---|---|
bin | 111000000010… |
… | …0010111111111 |
3 | 2001021120002211 |
4 | 1300010113333 |
5 | 30010044142 |
6 | 2525401251 |
7 | 504465166 |
oct | 160042777 |
9 | 61246084 |
10 | 29378047 |
11 | 15646186 |
12 | 9a09227 |
13 | 6117b7a |
14 | 3c8a3dd |
15 | 28a4917 |
hex | 1c045ff |
29378047 has 16 divisors (see below), whose sum is σ = 31968000. Its totient is φ = 26910144.
The previous prime is 29378033. The next prime is 29378051. The reversal of 29378047 is 74087392.
It is a cyclic number.
It is not a de Polignac number, because 29378047 - 211 = 29375999 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29378077) 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, 81654 + ... + 82012.
It is an arithmetic number, because the mean of its divisors is an integer number (1998000).
Almost surely, 229378047 is an apocalyptic number.
29378047 is a deficient number, since it is larger than the sum of its proper divisors (2589953).
29378047 is a wasteful number, since it uses less digits than its factorization.
29378047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 510.
The product of its (nonzero) digits is 84672, while the sum is 40.
The square root of 29378047 is about 5420.1519351398. The cubic root of 29378047 is about 308.5609576698.
The spelling of 29378047 in words is "twenty-nine million, three hundred seventy-eight thousand, forty-seven".
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