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83041288 = 2311943651
BaseRepresentation
bin1001111001100…
…01110000001000
312210020221020021
410330301300020
5132224310123
612123510224
72025560611
oct474616010
9183227207
1083041288
1142969170
1223988374
1314286775
14b058c08
157454c5d
hex4f31c08

83041288 has 16 divisors (see below), whose sum is σ = 169857360. Its totient is φ = 37746000.

The previous prime is 83041279. The next prime is 83041303. The reversal of 83041288 is 88214038.

It is an unprimeable number.

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, 471738 + ... + 471913.

It is an arithmetic number, because the mean of its divisors is an integer number (10616085).

Almost surely, 283041288 is an apocalyptic number.

83041288 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

83041288 is an abundant number, since it is smaller than the sum of its proper divisors (86816072).

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

83041288 is a wasteful number, since it uses less digits than its factorization.

83041288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943668 (or 943664 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 83041288 is about 9112.6992707979. The cubic root of 83041288 is about 436.2793849441.

The spelling of 83041288 in words is "eighty-three million, forty-one thousand, two hundred eighty-eight".

Divisors: 1 2 4 8 11 22 44 88 943651 1887302 3774604 7549208 10380161 20760322 41520644 83041288