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84986105 = 547361643
BaseRepresentation
bin1010001000011…
…00100011111001
312220220202000112
411010030203321
5133224023410
612233314105
72051240621
oct504144371
9186822015
1084986105
1143a77356
1224565935
13147b7a49
14b403881
1576db105
hex510c8f9

84986105 has 8 divisors (see below), whose sum is σ = 104153472. Its totient is φ = 66542128.

The previous prime is 84986053. The next prime is 84986113. The reversal of 84986105 is 50168948.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84986105 - 216 = 84920569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180587 + ... + 181056.

It is an arithmetic number, because the mean of its divisors is an integer number (13019184).

Almost surely, 284986105 is an apocalyptic number.

It is an amenable number.

84986105 is a deficient number, since it is larger than the sum of its proper divisors (19167367).

84986105 is a wasteful number, since it uses less digits than its factorization.

84986105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361695.

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 84986105 is about 9218.7908643162. The cubic root of 84986105 is about 439.6590074991.

The spelling of 84986105 in words is "eighty-four million, nine hundred eighty-six thousand, one hundred five".

Divisors: 1 5 47 235 361643 1808215 16997221 84986105