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86471330 = 25112927107
BaseRepresentation
bin1010010011101…
…11001010100010
320000201012100212
411021313022202
5134114040310
612325214122
72066665001
oct511671242
9200635325
1086471330
11448a1210
1224b61342
1314bb7a8a
14b6acc38
1578d1205
hex52772a2

86471330 has 32 divisors (see below), whose sum is σ = 175659840. Its totient is φ = 30358720.

The previous prime is 86471327. The next prime is 86471351. The reversal of 86471330 is 3317468.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10364 + ... + 16743.

It is an arithmetic number, because the mean of its divisors is an integer number (5489370).

Almost surely, 286471330 is an apocalyptic number.

86471330 is an abundant number, since it is smaller than the sum of its proper divisors (89188510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86471330 is a wasteful number, since it uses less digits than its factorization.

86471330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27154.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 86471330 is about 9298.9961823844. The cubic root of 86471330 is about 442.2054046907.

Adding to 86471330 its reverse (3317468), we get a palindrome (89788798).

The spelling of 86471330 in words is "eighty-six million, four hundred seventy-one thousand, three hundred thirty".

Divisors: 1 2 5 10 11 22 29 55 58 110 145 290 319 638 1595 3190 27107 54214 135535 271070 298177 596354 786103 1490885 1572206 2981770 3930515 7861030 8647133 17294266 43235665 86471330