Base | Representation |
---|---|
bin | 111000000101… |
… | …1010010110001 |
3 | 2001022222222101 |
4 | 1300023102301 |
5 | 30012001020 |
6 | 2530140401 |
7 | 504643621 |
oct | 160132261 |
9 | 61288871 |
10 | 29406385 |
11 | 156654a8 |
12 | 9a21701 |
13 | 6127a38 |
14 | 3c96881 |
15 | 28ad00a |
hex | 1c0b4b1 |
29406385 has 4 divisors (see below), whose sum is σ = 35287668. Its totient is φ = 23525104.
The previous prime is 29406373. The next prime is 29406409. The reversal of 29406385 is 58360492.
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 3671056 + 25735329 = 1916^2 + 5073^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-29406385 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, 2940634 + ... + 2940643.
It is an arithmetic number, because the mean of its divisors is an integer number (8821917).
Almost surely, 229406385 is an apocalyptic number.
It is an amenable number.
29406385 is a deficient number, since it is larger than the sum of its proper divisors (5881283).
29406385 is an equidigital number, since it uses as much as digits as its factorization.
29406385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5881282.
The product of its (nonzero) digits is 51840, while the sum is 37.
The square root of 29406385 is about 5422.7654384087. The cubic root of 29406385 is about 308.6601381956.
It can be divided in two parts, 29406 and 385, that added together give a cube (29791 = 313).
The spelling of 29406385 in words is "twenty-nine million, four hundred six thousand, three hundred eighty-five".
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