Base | Representation |
---|---|
bin | 111000000010… |
… | …1001101000011 |
3 | 2001021201202121 |
4 | 1300011031003 |
5 | 30010201233 |
6 | 2525425111 |
7 | 504511120 |
oct | 160051503 |
9 | 61251677 |
10 | 29381443 |
11 | 15648793 |
12 | 9a0b197 |
13 | 6119590 |
14 | 3c8b747 |
15 | 28a592d |
hex | 1c05343 |
29381443 has 32 divisors (see below), whose sum is σ = 37775360. Its totient is φ = 22239360.
The previous prime is 29381413. The next prime is 29381477. The reversal of 29381443 is 34418392.
It is not a de Polignac number, because 29381443 - 213 = 29373251 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 29381399 and 29381408.
It is not an unprimeable number, because it can be changed into a prime (29381413) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 371878 + ... + 371956.
It is an arithmetic number, because the mean of its divisors is an integer number (1180480).
Almost surely, 229381443 is an apocalyptic number.
29381443 is a deficient number, since it is larger than the sum of its proper divisors (8393917).
29381443 is a wasteful number, since it uses less digits than its factorization.
29381443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 227.
The product of its digits is 20736, while the sum is 34.
The square root of 29381443 is about 5420.4652014380. The cubic root of 29381443 is about 308.5728467360.
The spelling of 29381443 in words is "twenty-nine million, three hundred eighty-one thousand, four hundred forty-three".
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