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86223141 = 3220034783
BaseRepresentation
bin1010010001110…
…10100100100101
320000020120220200
411020322210211
5134033120031
612320021113
72064612264
oct510724445
9200216820
1086223141
11447417a4
1224a61799
1314b2bb14
14b6465db
1578828e6
hex523a925

86223141 has 12 divisors (see below), whose sum is σ = 124632768. Its totient is φ = 57441384.

The previous prime is 86223107. The next prime is 86223149. The reversal of 86223141 is 14132268.

86223141 is a `hidden beast` number, since 8 + 622 + 31 + 4 + 1 = 666.

It is not a de Polignac number, because 86223141 - 29 = 86222629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86223149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15636 + ... + 20418.

It is an arithmetic number, because the mean of its divisors is an integer number (10386064).

Almost surely, 286223141 is an apocalyptic number.

It is an amenable number.

86223141 is a deficient number, since it is larger than the sum of its proper divisors (38409627).

86223141 is a wasteful number, since it uses less digits than its factorization.

86223141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6792 (or 6789 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 86223141 is about 9285.6416579577. The cubic root of 86223141 is about 441.7819283527.

The spelling of 86223141 in words is "eighty-six million, two hundred twenty-three thousand, one hundred forty-one".

Divisors: 1 3 9 2003 4783 6009 14349 18027 43047 9580349 28741047 86223141