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34505661 = 347244721
BaseRepresentation
bin1000001110100…
…0001110111101
32101221001212110
42003220032331
532313140121
63231324233
7566202411
oct203501675
971831773
1034505661
1118528683
12b680679
1371c1a68
144822d41
153068d76
hex20e83bd

34505661 has 8 divisors (see below), whose sum is σ = 46986624. Its totient is φ = 22514240.

The previous prime is 34505623. The next prime is 34505683. The reversal of 34505661 is 16650543.

34505661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 34505661 - 210 = 34504637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34505561) by changing a digit.

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, 122220 + ... + 122501.

It is an arithmetic number, because the mean of its divisors is an integer number (5873328).

Almost surely, 234505661 is an apocalyptic number.

It is an amenable number.

34505661 is a deficient number, since it is larger than the sum of its proper divisors (12480963).

34505661 is a wasteful number, since it uses less digits than its factorization.

34505661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244771.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 34505661 is about 5874.1519387908. The cubic root of 34505661 is about 325.5593083074.

The spelling of 34505661 in words is "thirty-four million, five hundred five thousand, six hundred sixty-one".

Divisors: 1 3 47 141 244721 734163 11501887 34505661