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83424292 = 2272979439
BaseRepresentation
bin1001111100011…
…11010000100100
312210222101121121
410332033100210
5132324034132
612140023324
72032044340
oct476172044
9183871547
1083424292
11430aa9a6
1223b31b44
131438bbb3
14b118620
1574cd497
hex4f8f424

83424292 has 12 divisors (see below), whose sum is σ = 166848640. Its totient is φ = 35753256.

The previous prime is 83424251. The next prime is 83424293. The reversal of 83424292 is 29242438.

83424292 is an admirable number.

It is a super-2 number, since 2×834242922 = 13919224991402528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (83424293) 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, 1489692 + ... + 1489747.

Almost surely, 283424292 is an apocalyptic number.

It is an amenable number.

83424292 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

83424292 is a wasteful number, since it uses less digits than its factorization.

83424292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2979450 (or 2979448 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 83424292 is about 9133.6899443763. The cubic root of 83424292 is about 436.9490940114.

The spelling of 83424292 in words is "eighty-three million, four hundred twenty-four thousand, two hundred ninety-two".

Divisors: 1 2 4 7 14 28 2979439 5958878 11917756 20856073 41712146 83424292