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34161438 = 235693573
BaseRepresentation
bin1000001001010…
…0001100011110
32101021120200110
42002110030132
532221131223
63220110450
7563240013
oct202241436
971246613
1034161438
1118312aa3
12b535426
13710118c
14477370a
152eebd93
hex209431e

34161438 has 8 divisors (see below), whose sum is σ = 68322888. Its totient is φ = 11387144.

The previous prime is 34161431. The next prime is 34161467. The reversal of 34161438 is 83416143.

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

34161438 is an admirable number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34161431) 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, 2846781 + ... + 2846792.

It is an arithmetic number, because the mean of its divisors is an integer number (8540361).

Almost surely, 234161438 is an apocalyptic number.

34161438 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.

34161438 is a wasteful number, since it uses less digits than its factorization.

34161438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5693578.

The product of its digits is 6912, while the sum is 30.

The square root of 34161438 is about 5844.7786955538. The cubic root of 34161438 is about 324.4731123501.

The spelling of 34161438 in words is "thirty-four million, one hundred sixty-one thousand, four hundred thirty-eight".

Divisors: 1 2 3 6 5693573 11387146 17080719 34161438