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86455330 = 2513251157
BaseRepresentation
bin1010010011100…
…11010000100010
320000200101102021
411021303100202
5134113032310
612325012054
72066600233
oct511632042
9200611367
1086455330
1144890195
1224b5402a
1314bb0700
14b6a708a
1578cb5da
hex5273422

86455330 has 24 divisors (see below), whose sum is σ = 168514452. Its totient is φ = 31921344.

The previous prime is 86455289. The next prime is 86455331. The reversal of 86455330 is 3355468.

It can be written as a sum of positive squares in 6 ways, for example, as 33907329 + 52548001 = 5823^2 + 7249^2 .

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (86455331) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 23889 + ... + 27268.

Almost surely, 286455330 is an apocalyptic number.

86455330 is a deficient number, since it is larger than the sum of its proper divisors (82059122).

86455330 is a wasteful number, since it uses less digits than its factorization.

86455330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51190 (or 51177 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 86455330 is about 9298.1358346714. The cubic root of 86455330 is about 442.1781288953.

The spelling of 86455330 in words is "eighty-six million, four hundred fifty-five thousand, three hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 169 338 845 1690 51157 102314 255785 511570 665041 1330082 3325205 6650410 8645533 17291066 43227665 86455330