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29288274 = 234881379
BaseRepresentation
bin110111110111…
…0011101010010
32001002222221220
41233232131102
524444211044
62523425510
7503642361
oct157563522
961088856
1029288274
1115594794
129985296
1360b6052
143c657d8
152888019
hex1bee752

29288274 has 8 divisors (see below), whose sum is σ = 58576560. Its totient is φ = 9762756.

The previous prime is 29288267. The next prime is 29288279. The reversal of 29288274 is 47288292.

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

29288274 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (29288279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2440684 + ... + 2440695.

It is an arithmetic number, because the mean of its divisors is an integer number (7322070).

Almost surely, 229288274 is an apocalyptic number.

29288274 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29288274 is a wasteful number, since it uses less digits than its factorization.

29288274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4881384.

The product of its digits is 129024, while the sum is 42.

The square root of 29288274 is about 5411.8641889833. The cubic root of 29288274 is about 308.2463383172.

The spelling of 29288274 in words is "twenty-nine million, two hundred eighty-eight thousand, two hundred seventy-four".

Divisors: 1 2 3 6 4881379 9762758 14644137 29288274