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86488116 = 223111323877
BaseRepresentation
bin1010010011110…
…11010000110100
320000202001101120
411021323100310
5134120104431
612325423540
72100064641
oct511732064
9200661346
1086488116
1144902890
1224b6abb0
1314bc2600
14b6b4dc8
1578d6196
hex527b434

86488116 has 72 divisors (see below), whose sum is σ = 238450464. Its totient is φ = 24186240.

The previous prime is 86488099. The next prime is 86488117. The reversal of 86488116 is 61188468.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86488117) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 20370 + ... + 24246.

It is an arithmetic number, because the mean of its divisors is an integer number (3311812).

Almost surely, 286488116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86488116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119225232).

86488116 is an abundant number, since it is smaller than the sum of its proper divisors (151962348).

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

86488116 is a wasteful number, since it uses less digits than its factorization.

86488116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3921 (or 3906 counting only the distinct ones).

The product of its digits is 73728, while the sum is 42.

The square root of 86488116 is about 9299.8987091258. The cubic root of 86488116 is about 442.2340167931.

The spelling of 86488116 in words is "eighty-six million, four hundred eighty-eight thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 11 12 13 22 26 33 39 44 52 66 78 132 143 156 169 286 338 429 507 572 676 858 1014 1716 1859 2028 3718 3877 5577 7436 7754 11154 11631 15508 22308 23262 42647 46524 50401 85294 100802 127941 151203 170588 201604 255882 302406 511764 554411 604812 655213 1108822 1310426 1663233 1965639 2217644 2620852 3326466 3931278 6652932 7207343 7862556 14414686 21622029 28829372 43244058 86488116