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84049432 = 2331338909
BaseRepresentation
bin1010000001001…
…11111000011000
312212011011010221
411000213320120
5133004040212
612201245424
72040260035
oct500477030
9185134127
1084049432
1143497645
1224193874
131454a5bc
14b23c38c
1575a3807
hex5027e18

84049432 has 16 divisors (see below), whose sum is σ = 162676800. Its totient is φ = 40668960.

The previous prime is 84049403. The next prime is 84049447. The reversal of 84049432 is 23494048.

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, 169207 + ... + 169702.

It is an arithmetic number, because the mean of its divisors is an integer number (10167300).

Almost surely, 284049432 is an apocalyptic number.

It is an amenable number.

84049432 is a deficient number, since it is larger than the sum of its proper divisors (78627368).

84049432 is a wasteful number, since it uses less digits than its factorization.

84049432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338946 (or 338942 counting only the distinct ones).

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

The square root of 84049432 is about 9167.8477299746. The cubic root of 84049432 is about 438.0378052340.

The spelling of 84049432 in words is "eighty-four million, forty-nine thousand, four hundred thirty-two".

Divisors: 1 2 4 8 31 62 124 248 338909 677818 1355636 2711272 10506179 21012358 42024716 84049432