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34491995 = 5311931153
BaseRepresentation
bin1000001110010…
…0111001011011
32101220101010022
42003210321123
532312220440
63231141055
7566114516
oct203447133
971811108
1034491995
111851938a
12b67478b
1371b8785
14481bd7d
153064cb5
hex20e4e5b

34491995 has 16 divisors (see below), whose sum is σ = 42984192. Its totient is φ = 26542080.

The previous prime is 34491979. The next prime is 34492001. The reversal of 34491995 is 59919443.

It is a happy number.

34491995 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 34491995 - 24 = 34491979 is a prime.

It is a super-3 number, since 3×344919953 (a number of 24 digits) contains 333 as substring.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 29339 + ... + 30491.

It is an arithmetic number, because the mean of its divisors is an integer number (2686512).

Almost surely, 234491995 is an apocalyptic number.

34491995 is a deficient number, since it is larger than the sum of its proper divisors (8492197).

34491995 is a wasteful number, since it uses less digits than its factorization.

34491995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382.

The product of its digits is 174960, while the sum is 44.

The square root of 34491995 is about 5872.9885918500. The cubic root of 34491995 is about 325.5163232738.

The spelling of 34491995 in words is "thirty-four million, four hundred ninety-one thousand, nine hundred ninety-five".

Divisors: 1 5 31 155 193 965 1153 5765 5983 29915 35743 178715 222529 1112645 6898399 34491995