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29886286 = 2118712589
BaseRepresentation
bin111001000000…
…0011101001110
32002020101021111
41302000131032
530122330121
62544322234
7512013013
oct162003516
962211244
1029886286
1115963011
12a01337a
1362652c1
143d7d70a
1529552e1
hex1c8074e

29886286 has 8 divisors (see below), whose sum is σ = 44870760. Its totient is φ = 14929368.

The previous prime is 29886281. The next prime is 29886287. The reversal of 29886286 is 68268892.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29886281) by changing a digit.

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, 3921 + ... + 8668.

It is an arithmetic number, because the mean of its divisors is an integer number (5608845).

Almost surely, 229886286 is an apocalyptic number.

29886286 is a deficient number, since it is larger than the sum of its proper divisors (14984474).

29886286 is a wasteful number, since it uses less digits than its factorization.

29886286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13778.

The product of its digits is 663552, while the sum is 49.

The square root of 29886286 is about 5466.8350990312. The cubic root of 29886286 is about 310.3301581336.

The spelling of 29886286 in words is "twenty-nine million, eight hundred eighty-six thousand, two hundred eighty-six".

Divisors: 1 2 1187 2374 12589 25178 14943143 29886286