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8070812 = 2211511753
BaseRepresentation
bin11110110010011010011100
3120012001001222
4132302122130
54031231222
6444552512
7125413031
oct36623234
916161058
108070812
1146127a2
122852738
131897739
141101388
15a96542
hex7b269c

8070812 has 12 divisors (see below), whose sum is σ = 14144256. Its totient is φ = 4029600.

The previous prime is 8070781. The next prime is 8070817. The reversal of 8070812 is 2180708.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8070817) 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 3 ways as a sum of consecutive naturals, for example, 3728 + ... + 5480.

It is an arithmetic number, because the mean of its divisors is an integer number (1178688).

Almost surely, 28070812 is an apocalyptic number.

It is an amenable number.

8070812 is a deficient number, since it is larger than the sum of its proper divisors (6073444).

8070812 is a wasteful number, since it uses less digits than its factorization.

8070812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2908 (or 2906 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 26.

The square root of 8070812 is about 2840.9174574422. The cubic root of 8070812 is about 200.5883674216.

Adding to 8070812 its product of nonzero digits (896), we get a palindrome (8071708).

The spelling of 8070812 in words is "eight million, seventy thousand, eight hundred twelve".

Divisors: 1 2 4 1151 1753 2302 3506 4604 7012 2017703 4035406 8070812