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34052005 = 513523877
BaseRepresentation
bin1000000111100…
…1011110100101
32101002000120101
42001321132211
532204131010
63213504101
7562302661
oct201713645
971060511
1034052005
1118248859
12b4a2031
137093420
1447458a1
152ec973a
hex20797a5

34052005 has 8 divisors (see below), whose sum is σ = 44005752. Its totient is φ = 25146048.

The previous prime is 34051993. The next prime is 34052021. The reversal of 34052005 is 50025043.

It is a happy number.

34052005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1800964 + 32251041 = 1342^2 + 5679^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 34052005 - 25 = 34051973 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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261874 + ... + 262003.

It is an arithmetic number, because the mean of its divisors is an integer number (5500719).

Almost surely, 234052005 is an apocalyptic number.

It is an amenable number.

34052005 is a deficient number, since it is larger than the sum of its proper divisors (9953747).

34052005 is a wasteful number, since it uses less digits than its factorization.

34052005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523895.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 34052005 is about 5835.4095828828. The cubic root of 34052005 is about 324.1262685460.

Adding to 34052005 its reverse (50025043), we get a palindrome (84077048).

The spelling of 34052005 in words is "thirty-four million, fifty-two thousand, five".

Divisors: 1 5 13 65 523877 2619385 6810401 34052005