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86706333 = 3272196613
BaseRepresentation
bin1010010101100…
…00100010011101
320001011010201200
411022300202131
5134144100313
612334230113
72101664100
oct512604235
9201133650
1086706333
1144a4182a
1225055339
1314c6aa2c
14b730737
15792ab73
hex52b089d

86706333 has 18 divisors (see below), whose sum is σ = 145690974. Its totient is φ = 49546224.

The previous prime is 86706313. The next prime is 86706337. The reversal of 86706333 is 33360768.

It can be written as a sum of positive squares in only one way, i.e., 50381604 + 36324729 = 7098^2 + 6027^2 .

It is not a de Polignac number, because 86706333 - 28 = 86706077 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86706337) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 97866 + ... + 98747.

It is an arithmetic number, because the mean of its divisors is an integer number (8093943).

Almost surely, 286706333 is an apocalyptic number.

It is an amenable number.

86706333 is a deficient number, since it is larger than the sum of its proper divisors (58984641).

86706333 is a wasteful number, since it uses less digits than its factorization.

86706333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196633 (or 196623 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 86706333 is about 9311.6235426482. The cubic root of 86706333 is about 442.6056359885.

The spelling of 86706333 in words is "eighty-six million, seven hundred six thousand, three hundred thirty-three".

Divisors: 1 3 7 9 21 49 63 147 441 196613 589839 1376291 1769517 4128873 9634037 12386619 28902111 86706333