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34040660 = 2254141513
BaseRepresentation
bin1000000111011…
…0101101010100
32101001110000012
42001312231110
532203300120
63213335352
7562224623
oct201665524
971043005
1034040660
1118240285
12b497558
13708b204
1447416ba
152ec61c5
hex2076b54

34040660 has 24 divisors (see below), whose sum is σ = 73230696. Its totient is φ = 13283840.

The previous prime is 34040651. The next prime is 34040663. The reversal of 34040660 is 6604043.

It can be written as a sum of positive squares in 4 ways, for example, as 1024144 + 33016516 = 1012^2 + 5746^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34040663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19937 + ... + 21576.

It is an arithmetic number, because the mean of its divisors is an integer number (3051279).

Almost surely, 234040660 is an apocalyptic number.

It is an amenable number.

34040660 is an abundant number, since it is smaller than the sum of its proper divisors (39190036).

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

34040660 is a wasteful number, since it uses less digits than its factorization.

34040660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41563 (or 41561 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 34040660 is about 5834.4374193233. The cubic root of 34040660 is about 324.0902685027.

The spelling of 34040660 in words is "thirty-four million, forty thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 41513 83026 166052 207565 415130 830260 1702033 3404066 6808132 8510165 17020330 34040660