Search a number
-
+
29200933 = 53550961
BaseRepresentation
bin110111101100…
…1001000100101
32000221120011001
41233121020211
524433412213
62521513301
7503126626
oct157311045
960846131
1029200933
1115535103
129942831
136085378
143c41a4d
15286c1dd
hex1bd9225

29200933 has 4 divisors (see below), whose sum is σ = 29751948. Its totient is φ = 28649920.

The previous prime is 29200931. The next prime is 29200937. The reversal of 29200933 is 33900292.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7828804 + 21372129 = 2798^2 + 4623^2 .

It is a cyclic number.

It is not a de Polignac number, because 29200933 - 21 = 29200931 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 (29200931) 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 3 ways as a sum of consecutive naturals, for example, 275428 + ... + 275533.

It is an arithmetic number, because the mean of its divisors is an integer number (7437987).

Almost surely, 229200933 is an apocalyptic number.

It is an amenable number.

29200933 is a deficient number, since it is larger than the sum of its proper divisors (551015).

29200933 is an equidigital number, since it uses as much as digits as its factorization.

29200933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551014.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 29200933 is about 5403.7887634511. The cubic root of 29200933 is about 307.9396245575.

The spelling of 29200933 in words is "twenty-nine million, two hundred thousand, nine hundred thirty-three".

Divisors: 1 53 550961 29200933