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83028284 = 2220757071
BaseRepresentation
bin1001111001011…
…10100100111100
312210020021101122
410330232210330
5132223401114
612123330112
72025504653
oct474564474
9183207348
1083028284
114295a419
1223980938
1314280881
14b05419a
157450e8e
hex4f2e93c

83028284 has 6 divisors (see below), whose sum is σ = 145299504. Its totient is φ = 41514140.

The previous prime is 83028251. The next prime is 83028293. The reversal of 83028284 is 48282038.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10378532 + ... + 10378539.

It is an arithmetic number, because the mean of its divisors is an integer number (24216584).

Almost surely, 283028284 is an apocalyptic number.

It is an amenable number.

83028284 is a deficient number, since it is larger than the sum of its proper divisors (62271220).

83028284 is a wasteful number, since it uses less digits than its factorization.

83028284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20757075 (or 20757073 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 83028284 is about 9111.9857330880. The cubic root of 83028284 is about 436.2566104367.

The spelling of 83028284 in words is "eighty-three million, twenty-eight thousand, two hundred eighty-four".

Divisors: 1 2 4 20757071 41514142 83028284