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86041161 = 32471071901
BaseRepresentation
bin1010010000011…
…10001001001001
312222220100021200
411020032021021
5134011304121
612312054413
72063223603
oct510161111
9188810250
1086041161
1144627aa8
1224994409
1314a9703b
14b5da173
157848a26
hex520e249

86041161 has 24 divisors (see below), whose sum is σ = 128179584. Its totient is φ = 55586400.

The previous prime is 86041157. The next prime is 86041201. The reversal of 86041161 is 16114068.

It is not a de Polignac number, because 86041161 - 22 = 86041157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86040161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44311 + ... + 46211.

It is an arithmetic number, because the mean of its divisors is an integer number (5340816).

Almost surely, 286041161 is an apocalyptic number.

It is an amenable number.

86041161 is a deficient number, since it is larger than the sum of its proper divisors (42138423).

86041161 is a wasteful number, since it uses less digits than its factorization.

86041161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061 (or 2058 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 86041161 is about 9275.8374824056. The cubic root of 86041161 is about 441.4709055001.

The spelling of 86041161 in words is "eighty-six million, forty-one thousand, one hundred sixty-one".

Divisors: 1 3 9 47 107 141 321 423 963 1901 5029 5703 15087 17109 45261 89347 203407 268041 610221 804123 1830663 9560129 28680387 86041161