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29927085 = 351995139
BaseRepresentation
bin111001000101…
…0011010101101
32002022110020120
41302022122231
530130131320
62545235153
7512242656
oct162123255
962273216
1029927085
1115990731
12a032ab9
13627aa46
143d9052d
152962440
hex1c8a6ad

29927085 has 8 divisors (see below), whose sum is σ = 47883360. Its totient is φ = 15961104.

The previous prime is 29927047. The next prime is 29927087. The reversal of 29927085 is 58072992.

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

It is not a de Polignac number, because 29927085 - 29 = 29926573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29927087) 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 7 ways as a sum of consecutive naturals, for example, 997555 + ... + 997584.

It is an arithmetic number, because the mean of its divisors is an integer number (5985420).

Almost surely, 229927085 is an apocalyptic number.

It is an amenable number.

29927085 is a deficient number, since it is larger than the sum of its proper divisors (17956275).

29927085 is a wasteful number, since it uses less digits than its factorization.

29927085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995147.

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 29927085 is about 5470.5653272765. The cubic root of 29927085 is about 310.4713087499.

The spelling of 29927085 in words is "twenty-nine million, nine hundred twenty-seven thousand, eighty-five".

Divisors: 1 3 5 15 1995139 5985417 9975695 29927085