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29489253 = 353185467
BaseRepresentation
bin111000001111…
…1100001100101
32001111012122120
41300133201211
530022124003
62532020153
7505440333
oct160374145
961435576
1029489253
1115711792
129a61659
136156681
143cb8b53
1528c7853
hex1c1f865

29489253 has 8 divisors (see below), whose sum is σ = 40061088. Its totient is φ = 19288464.

The previous prime is 29489249. The next prime is 29489263. The reversal of 29489253 is 35298492.

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

It is not a de Polignac number, because 29489253 - 22 = 29489249 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29489233) 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, 92575 + ... + 92892.

It is an arithmetic number, because the mean of its divisors is an integer number (5007636).

Almost surely, 229489253 is an apocalyptic number.

It is an amenable number.

29489253 is a deficient number, since it is larger than the sum of its proper divisors (10571835).

29489253 is a wasteful number, since it uses less digits than its factorization.

29489253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185523.

The product of its digits is 155520, while the sum is 42.

The square root of 29489253 is about 5430.4008139363. The cubic root of 29489253 is about 308.9498038507.

The spelling of 29489253 in words is "twenty-nine million, four hundred eighty-nine thousand, two hundred fifty-three".

Divisors: 1 3 53 159 185467 556401 9829751 29489253