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8073412 = 2210918517
BaseRepresentation
bin11110110011000011000100
3120012011122021
4132303003010
54031322122
6445012524
7125423434
oct36630304
916164567
108073412
114614746
122854144
131898989
1411022c4
15a971c7
hex7b30c4

8073412 has 12 divisors (see below), whose sum is σ = 14258860. Its totient is φ = 3999456.

The previous prime is 8073389. The next prime is 8073413. The reversal of 8073412 is 2143708.

It can be written as a sum of positive squares in 2 ways, for example, as 3936256 + 4137156 = 1984^2 + 2034^2 .

It is not an unprimeable number, because it can be changed into a prime (8073413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8823 + ... + 9694.

Almost surely, 28073412 is an apocalyptic number.

It is an amenable number.

8073412 is a deficient number, since it is larger than the sum of its proper divisors (6185448).

8073412 is a wasteful number, since it uses less digits than its factorization.

8073412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18630 (or 18628 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 8073412 is about 2841.3750192468. The cubic root of 8073412 is about 200.6099048564.

The spelling of 8073412 in words is "eight million, seventy-three thousand, four hundred twelve".

Divisors: 1 2 4 109 218 436 18517 37034 74068 2018353 4036706 8073412