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29044189 = 139223937
BaseRepresentation
bin110111011001…
…0110111011101
32000122121010201
41232302313131
524413403224
62514303501
7501604636
oct156626735
960577121
1029044189
1115438369
129887b91
13602bc15
143c0088d
15283aa44
hex1bb2ddd

29044189 has 8 divisors (see below), whose sum is σ = 29415680. Its totient is φ = 28675296.

The previous prime is 29044163. The next prime is 29044201. The reversal of 29044189 is 98144092.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 29044189 - 27 = 29044061 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 (29047189) 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 in 7 ways as a sum of consecutive naturals, for example, 30529 + ... + 31465.

It is an arithmetic number, because the mean of its divisors is an integer number (3676960).

Almost surely, 229044189 is an apocalyptic number.

It is an amenable number.

29044189 is a deficient number, since it is larger than the sum of its proper divisors (371491).

29044189 is a wasteful number, since it uses less digits than its factorization.

29044189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 29044189 is about 5389.2660910369. The cubic root of 29044189 is about 307.3876523502.

The spelling of 29044189 in words is "twenty-nine million, forty-four thousand, one hundred eighty-nine".

Divisors: 1 139 223 937 30997 130243 208951 29044189