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86028908 = 22721725819
BaseRepresentation
bin1010010000010…
…11001001101100
312222212201110212
411020023021230
5134010411113
612311521552
72063143100
oct510131154
9188781425
1086028908
1144619879
12249892b8
1314a915a4
14b5d5900
1578450a8
hex520b26c

86028908 has 36 divisors (see below), whose sum is σ = 185439240. Its totient is φ = 34699392.

The previous prime is 86028889. The next prime is 86028931. The reversal of 86028908 is 80982068.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9578 + ... + 16241.

It is an arithmetic number, because the mean of its divisors is an integer number (5151090).

Almost surely, 286028908 is an apocalyptic number.

It is an amenable number.

86028908 is an abundant number, since it is smaller than the sum of its proper divisors (99410332).

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

86028908 is a wasteful number, since it uses less digits than its factorization.

86028908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25854 (or 25845 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 86028908 is about 9275.1769794436. The cubic root of 86028908 is about 441.4499480896.

The spelling of 86028908 in words is "eighty-six million, twenty-eight thousand, nine hundred eight".

Divisors: 1 2 4 7 14 17 28 34 49 68 98 119 196 238 476 833 1666 3332 25819 51638 103276 180733 361466 438923 722932 877846 1265131 1755692 2530262 3072461 5060524 6144922 12289844 21507227 43014454 86028908