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86230242 = 23274714561
BaseRepresentation
bin1010010001111…
…00010011100010
320000020221122200
411020330103202
5134033331432
612320114030
72064642060
oct510742342
9200227580
1086230242
114474706a
1224a65916
1314b32117
14b649030
157884a7c
hex523c4e2

86230242 has 48 divisors (see below), whose sum is σ = 218080512. Its totient is φ = 24111360.

The previous prime is 86230241. The next prime is 86230259. The reversal of 86230242 is 24203268.

It is not an unprimeable number, because it can be changed into a prime (86230241) 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, 1359 + ... + 13202.

It is an arithmetic number, because the mean of its divisors is an integer number (4543344).

Almost surely, 286230242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86230242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109040256).

86230242 is an abundant number, since it is smaller than the sum of its proper divisors (131850270).

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

86230242 is a wasteful number, since it uses less digits than its factorization.

86230242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14623 (or 14620 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 86230242 is about 9286.0240146147. The cubic root of 86230242 is about 441.7940558293.

The spelling of 86230242 in words is "eighty-six million, two hundred thirty thousand, two hundred forty-two".

Divisors: 1 2 3 6 7 9 14 18 21 42 47 63 94 126 141 282 329 423 658 846 987 1974 2961 5922 14561 29122 43683 87366 101927 131049 203854 262098 305781 611562 684367 917343 1368734 1834686 2053101 4106202 4790569 6159303 9581138 12318606 14371707 28743414 43115121 86230242