Base | Representation |
---|---|
bin | 110111110000… |
… | …0000101001001 |
3 | 2001000000011211 |
4 | 1233200011021 |
5 | 24440320020 |
6 | 2522253121 |
7 | 503305603 |
oct | 157400511 |
9 | 61000154 |
10 | 29229385 |
11 | 15554519 |
12 | 99571a1 |
13 | 60952c3 |
14 | 3c4c173 |
15 | 287585a |
hex | 1be0149 |
29229385 has 4 divisors (see below), whose sum is σ = 35075268. Its totient is φ = 23383504.
The previous prime is 29229377. The next prime is 29229397. The reversal of 29229385 is 58392292.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 19193161 + 10036224 = 4381^2 + 3168^2 .
It is a cyclic number.
It is not a de Polignac number, because 29229385 - 23 = 29229377 is a prime.
It is a Duffinian number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 2922934 + ... + 2922943.
It is an arithmetic number, because the mean of its divisors is an integer number (8768817).
Almost surely, 229229385 is an apocalyptic number.
It is an amenable number.
29229385 is a deficient number, since it is larger than the sum of its proper divisors (5845883).
29229385 is an equidigital number, since it uses as much as digits as its factorization.
29229385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5845882.
The product of its digits is 77760, while the sum is 40.
The square root of 29229385 is about 5406.4207198478. The cubic root of 29229385 is about 308.0396059992.
The spelling of 29229385 in words is "twenty-nine million, two hundred twenty-nine thousand, three hundred eighty-five".
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