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83033828 = 22533591091
BaseRepresentation
bin1001111001011…
…11111011100100
312210020112222222
410330233323210
5132224040303
612123411512
72025530063
oct474577344
9183215888
1083033828
11429635a9
1223983b98
1314283257
14b0561da
157452938
hex4f2fee4

83033828 has 24 divisors (see below), whose sum is σ = 148599360. Its totient is φ = 40582880.

The previous prime is 83033813. The next prime is 83033849. The reversal of 83033828 is 82833038.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75563 + ... + 76653.

It is an arithmetic number, because the mean of its divisors is an integer number (6191640).

Almost surely, 283033828 is an apocalyptic number.

It is an amenable number.

83033828 is a deficient number, since it is larger than the sum of its proper divisors (65565532).

83033828 is a wasteful number, since it uses less digits than its factorization.

83033828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507 (or 1505 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 83033828 is about 9112.2899427092. The cubic root of 83033828 is about 436.2663201914.

The spelling of 83033828 in words is "eighty-three million, thirty-three thousand, eight hundred twenty-eight".

Divisors: 1 2 4 53 106 212 359 718 1091 1436 2182 4364 19027 38054 57823 76108 115646 231292 391669 783338 1566676 20758457 41516914 83033828