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29026135 = 55805227
BaseRepresentation
bin110111010111…
…0011101010111
32000121200101001
41232232131113
524412314020
62514044131
7501501205
oct156563527
960550331
1029026135
1115425846
129879647
136023938
143bd8075
15283550a
hex1bae757

29026135 has 4 divisors (see below), whose sum is σ = 34831368. Its totient is φ = 23220904.

The previous prime is 29026117. The next prime is 29026141. The reversal of 29026135 is 53162092.

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

It is a cyclic number.

It is not a de Polignac number, because 29026135 - 221 = 26928983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2902609 + ... + 2902618.

It is an arithmetic number, because the mean of its divisors is an integer number (8707842).

Almost surely, 229026135 is an apocalyptic number.

29026135 is a deficient number, since it is larger than the sum of its proper divisors (5805233).

29026135 is an equidigital number, since it uses as much as digits as its factorization.

29026135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5805232.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 29026135 is about 5387.5908345011. The cubic root of 29026135 is about 307.3239479611.

It can be divided in two parts, 29026 and 135, that added together give a triangular number (29161 = T241).

The spelling of 29026135 in words is "twenty-nine million, twenty-six thousand, one hundred thirty-five".

Divisors: 1 5 5805227 29026135