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86786304 = 2831110273
BaseRepresentation
bin1010010110001…
…00000100000000
320001022012102120
411023010010000
5134204130204
612340044240
72102446203
oct513040400
9201265376
1086786304
1144a96920
1225093680
1314c98257
14b75193a
1579446d9
hex52c4100

86786304 has 72 divisors (see below), whose sum is σ = 252000672. Its totient is φ = 26296320.

The previous prime is 86786279. The next prime is 86786363. The reversal of 86786304 is 40368768.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3312 + ... + 13584.

Almost surely, 286786304 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 86786304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126000336).

86786304 is an abundant number, since it is smaller than the sum of its proper divisors (165214368).

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

86786304 is a wasteful number, since it uses less digits than its factorization.

86786304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10303 (or 10289 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 86786304 is about 9315.9167020750. The cubic root of 86786304 is about 442.7416688772.

The spelling of 86786304 in words is "eighty-six million, seven hundred eighty-six thousand, three hundred four".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 88 96 128 132 176 192 256 264 352 384 528 704 768 1056 1408 2112 2816 4224 8448 10273 20546 30819 41092 61638 82184 113003 123276 164368 226006 246552 328736 339009 452012 493104 657472 678018 904024 986208 1314944 1356036 1808048 1972416 2629888 2712072 3616096 3944832 5424144 7232192 7889664 10848288 14464384 21696576 28928768 43393152 86786304