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29008211 = 50995689
BaseRepresentation
bin110111010101…
…0000101010011
32000120202210012
41232222011103
524411230321
62513425135
7501365021
oct156520523
960522705
1029008211
1115413331
12986b1ab
13601872b
143bd1711
15283005b
hex1baa153

29008211 has 4 divisors (see below), whose sum is σ = 29019000. Its totient is φ = 28997424.

The previous prime is 29008201. The next prime is 29008223. The reversal of 29008211 is 11280092.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-29008211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29008201) 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 3 ways as a sum of consecutive naturals, for example, 2255 + ... + 7943.

It is an arithmetic number, because the mean of its divisors is an integer number (7254750).

Almost surely, 229008211 is an apocalyptic number.

29008211 is a deficient number, since it is larger than the sum of its proper divisors (10789).

29008211 is an equidigital number, since it uses as much as digits as its factorization.

29008211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10788.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 29008211 is about 5385.9271253889. The cubic root of 29008211 is about 307.2606761467.

It can be divided in two parts, 2900 and 8211, that added together give a palindrome (11111).

The spelling of 29008211 in words is "twenty-nine million, eight thousand, two hundred eleven".

Divisors: 1 5099 5689 29008211