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8113180 = 225405659
BaseRepresentation
bin11110111100110000011100
3120021012012011
4132330300130
54034110210
6445521004
7125650405
oct36746034
916235164
108113180
114641609
122873164
1318b0aca
1411129ac
15aa3d8a
hex7bcc1c

8113180 has 12 divisors (see below), whose sum is σ = 17037720. Its totient is φ = 3245264.

The previous prime is 8113163. The next prime is 8113211. The reversal of 8113180 is 813118.

It is a plaindrome in base 14.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 202810 + ... + 202849.

It is an arithmetic number, because the mean of its divisors is an integer number (1419810).

Almost surely, 28113180 is an apocalyptic number.

It is an amenable number.

8113180 is an abundant number, since it is smaller than the sum of its proper divisors (8924540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8113180 is a wasteful number, since it uses less digits than its factorization.

8113180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405668 (or 405666 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 22.

The square root of 8113180 is about 2848.3644429742. The cubic root of 8113180 is about 200.9387534821.

Adding to 8113180 its reverse (813118), we get a palindrome (8926298).

The spelling of 8113180 in words is "eight million, one hundred thirteen thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 405659 811318 1622636 2028295 4056590 8113180