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29684741 = 43967619
BaseRepresentation
bin111000100111…
…1010000000101
32001212010210212
41301033100011
530044402431
62540125205
7510213302
oct161172005
961763725
1029684741
1115835649
129b36805
1361c4648
143d2a0a9
15291572b
hex1c4f405

29684741 has 4 divisors (see below), whose sum is σ = 29752800. Its totient is φ = 29616684.

The previous prime is 29684713. The next prime is 29684773. The reversal of 29684741 is 14748692.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 29684741 - 214 = 29668357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29684791) 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, 33371 + ... + 34248.

It is an arithmetic number, because the mean of its divisors is an integer number (7438200).

Almost surely, 229684741 is an apocalyptic number.

It is an amenable number.

29684741 is a deficient number, since it is larger than the sum of its proper divisors (68059).

29684741 is an equidigital number, since it uses as much as digits as its factorization.

29684741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68058.

The product of its digits is 96768, while the sum is 41.

The square root of 29684741 is about 5448.3704903393. The cubic root of 29684741 is about 309.6309899884.

The spelling of 29684741 in words is "twenty-nine million, six hundred eighty-four thousand, seven hundred forty-one".

Divisors: 1 439 67619 29684741