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86888383 = 471919679
BaseRepresentation
bin1010010110111…
…00111110111111
320001111101110021
411023130332333
5134220412013
612342153011
72103352621
oct513347677
9201441407
1086888383
114505658a
1225122767
131500285a
14b77ac11
157964a8d
hex52dcfbf

86888383 has 8 divisors (see below), whose sum is σ = 89210880. Its totient is φ = 84585720.

The previous prime is 86888371. The next prime is 86888393. The reversal of 86888383 is 38388868.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-86888383 is a prime.

It is a super-2 number, since 2×868883832 = 15099182200709378, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86888383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86888303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4138 + ... + 13816.

It is an arithmetic number, because the mean of its divisors is an integer number (11151360).

Almost surely, 286888383 is an apocalyptic number.

86888383 is a deficient number, since it is larger than the sum of its proper divisors (2322497).

86888383 is a wasteful number, since it uses less digits than its factorization.

86888383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9917.

The product of its digits is 1769472, while the sum is 52.

The square root of 86888383 is about 9321.3938335423. The cubic root of 86888383 is about 442.9151867283.

It can be divided in two parts, 8688 and 8383, that added together give a palindrome (17071).

The spelling of 86888383 in words is "eighty-six million, eight hundred eighty-eight thousand, three hundred eighty-three".

Divisors: 1 47 191 8977 9679 454913 1848689 86888383