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1983984 = 24341333
BaseRepresentation
bin111100100010111110000
310201210111220
413210113300
51001441414
6110305040
722602132
oct7442760
93653456
101983984
111135662
127b8180
13546072
14399052
15292ca9
hex1e45f0

1983984 has 20 divisors (see below), whose sum is σ = 5125416. Its totient is φ = 661312.

The previous prime is 1983979. The next prime is 1983997. The reversal of 1983984 is 4893891.

It is a congruent number.

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, 20619 + ... + 20714.

21983984 is an apocalyptic number.

It is an amenable number.

1983984 is an abundant number, since it is smaller than the sum of its proper divisors (3141432).

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

1983984 is a wasteful number, since it uses less digits than its factorization.

1983984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41344 (or 41338 counting only the distinct ones).

The product of its digits is 62208, while the sum is 42.

The square root of 1983984 is about 1408.5396693029. The cubic root of 1983984 is about 125.6548883119.

The spelling of 1983984 in words is "one million, nine hundred eighty-three thousand, nine hundred eighty-four".

Divisors: 1 2 3 4 6 8 12 16 24 48 41333 82666 123999 165332 247998 330664 495996 661328 991992 1983984