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86986383 = 31111323327
BaseRepresentation
bin1010010111101…
…00111010001111
320001200100212220
411023310322033
5134232031013
612344230423
72104241421
oct513647217
9201610786
1086986383
1145113180
122516b413
1315038343
14b7a4811
157983b23
hex52f4e8f

86986383 has 16 divisors (see below), whose sum is σ = 127650816. Its totient is φ = 52250240.

The previous prime is 86986373. The next prime is 86986387. The reversal of 86986383 is 38368968.

It is a cyclic number.

It is not a de Polignac number, because 86986383 - 210 = 86985359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86986387) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7935 + ... + 15392.

It is an arithmetic number, because the mean of its divisors is an integer number (7978176).

Almost surely, 286986383 is an apocalyptic number.

86986383 is a deficient number, since it is larger than the sum of its proper divisors (40664433).

86986383 is a wasteful number, since it uses less digits than its factorization.

86986383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23454.

The product of its digits is 1492992, while the sum is 51.

The square root of 86986383 is about 9326.6490767049. The cubic root of 86986383 is about 443.0816431181.

The spelling of 86986383 in words is "eighty-six million, nine hundred eighty-six thousand, three hundred eighty-three".

Divisors: 1 3 11 33 113 339 1243 3729 23327 69981 256597 769791 2635951 7907853 28995461 86986383