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34521081 = 3719241359
BaseRepresentation
bin1000001110101…
…1111111111001
32101221212000120
42003223333321
532314133311
63231523453
7566265360
oct203537771
971855016
1034521081
1118539221
12b689589
1371c8a9a
1448287d7
15306d706
hex20ebff9

34521081 has 32 divisors (see below), whose sum is σ = 55756800. Its totient is φ = 18558720.

The previous prime is 34521061. The next prime is 34521133. The reversal of 34521081 is 18012543.

It is not a de Polignac number, because 34521081 - 26 = 34521017 is a prime.

It is a super-2 number, since 2×345210812 = 2383410066817122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34521001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95980 + ... + 96338.

It is an arithmetic number, because the mean of its divisors is an integer number (1742400).

Almost surely, 234521081 is an apocalyptic number.

It is an amenable number.

34521081 is a deficient number, since it is larger than the sum of its proper divisors (21235719).

34521081 is a wasteful number, since it uses less digits than its factorization.

34521081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 34521081 is about 5875.4643220770. The cubic root of 34521081 is about 325.6077967464.

The spelling of 34521081 in words is "thirty-four million, five hundred twenty-one thousand, eighty-one".

Divisors: 1 3 7 19 21 57 133 241 359 399 723 1077 1687 2513 4579 5061 6821 7539 13737 20463 32053 47747 86519 96159 143241 259557 605633 1643861 1816899 4931583 11507027 34521081