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29990383 is a prime number
BaseRepresentation
bin111001001100…
…1110111101111
32002102200001221
41302121313233
530134143013
62550444211
7512625343
oct162316757
962380057
1029990383
1115a24245
12a063667
1362a07b7
143da9623
15297608d
hex1c99def

29990383 has 2 divisors, whose sum is σ = 29990384. Its totient is φ = 29990382.

The previous prime is 29990381. The next prime is 29990449. The reversal of 29990383 is 38309992.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29990383 - 21 = 29990381 is a prime.

Together with 29990381, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29990381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14995191 + 14995192.

It is an arithmetic number, because the mean of its divisors is an integer number (14995192).

Almost surely, 229990383 is an apocalyptic number.

29990383 is a deficient number, since it is larger than the sum of its proper divisors (1).

29990383 is an equidigital number, since it uses as much as digits as its factorization.

29990383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 43.

The square root of 29990383 is about 5476.3475967108. The cubic root of 29990383 is about 310.6900445413.

The spelling of 29990383 in words is "twenty-nine million, nine hundred ninety thousand, three hundred eighty-three".