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83284842 = 23113122839
BaseRepresentation
bin1001111011011…
…01001101101010
312210201022022210
410331231031222
5132310103332
612133025550
72030623644
oct475551552
9183638283
1083284842
1143015153
1223a852b6
1314340594
14b0bd894
1574a1ecc
hex4f6d36a

83284842 has 16 divisors (see below), whose sum is σ = 168045120. Its totient is φ = 27515712.

The previous prime is 83284837. The next prime is 83284843. The reversal of 83284842 is 24848238.

It is a self number, because there is not a number n which added to its sum of digits gives 83284842.

It is not an unprimeable number, because it can be changed into a prime (83284843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60742 + ... + 62097.

It is an arithmetic number, because the mean of its divisors is an integer number (10502820).

Almost surely, 283284842 is an apocalyptic number.

83284842 is an abundant number, since it is smaller than the sum of its proper divisors (84760278).

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

83284842 is a wasteful number, since it uses less digits than its factorization.

83284842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122957.

The product of its digits is 98304, while the sum is 39.

The square root of 83284842 is about 9126.0529255533. The cubic root of 83284842 is about 436.7054937667.

The spelling of 83284842 in words is "eighty-three million, two hundred eighty-four thousand, eight hundred forty-two".

Divisors: 1 2 3 6 113 226 339 678 122839 245678 368517 737034 13880807 27761614 41642421 83284842