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84848905 = 571457523
BaseRepresentation
bin1010000111010…
…11000100001001
312220122202211001
411003223010021
5133210131110
612230335001
72050126621
oct503530411
9186582731
1084848905
1143993269
12244ba461
131476a46b
14b3a9881
1576b063a
hex50eb109

84848905 has 16 divisors (see below), whose sum is σ = 103676544. Its totient is φ = 66648960.

The previous prime is 84848879. The next prime is 84848947. The reversal of 84848905 is 50984848.

It is not a de Polignac number, because 84848905 - 223 = 76460297 is a prime.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 161974 + ... + 162496.

It is an arithmetic number, because the mean of its divisors is an integer number (6479784).

Almost surely, 284848905 is an apocalyptic number.

It is an amenable number.

84848905 is a deficient number, since it is larger than the sum of its proper divisors (18827639).

84848905 is a wasteful number, since it uses less digits than its factorization.

84848905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056.

The product of its (nonzero) digits is 368640, while the sum is 46.

The square root of 84848905 is about 9211.3465356592. The cubic root of 84848905 is about 439.4222876045.

The spelling of 84848905 in words is "eighty-four million, eight hundred forty-eight thousand, nine hundred five".

Divisors: 1 5 71 355 457 523 2285 2615 32447 37133 162235 185665 239011 1195055 16969781 84848905