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86768360 = 23571092843
BaseRepresentation
bin1010010101111…
…11101011101000
320001021021210222
411022333223220
5134203041420
612335425212
72102342660
oct512775350
9201237728
1086768360
1144a84398
1225085208
1314c90033
14b7491a0
15793e225
hex52bfae8

86768360 has 64 divisors (see below), whose sum is σ = 225244800. Its totient is φ = 29465856.

The previous prime is 86768359. The next prime is 86768389. The reversal of 86768360 is 6386768.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29099 + ... + 31941.

It is an arithmetic number, because the mean of its divisors is an integer number (3519450).

Almost surely, 286768360 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 86768360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112622400).

86768360 is an abundant number, since it is smaller than the sum of its proper divisors (138476440).

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

86768360 is a wasteful number, since it uses less digits than its factorization.

86768360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2970 (or 2966 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 86768360 is about 9314.9535693958. The cubic root of 86768360 is about 442.7111529097.

The spelling of 86768360 in words is "eighty-six million, seven hundred sixty-eight thousand, three hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 109 140 218 280 436 545 763 872 1090 1526 2180 2843 3052 3815 4360 5686 6104 7630 11372 14215 15260 19901 22744 28430 30520 39802 56860 79604 99505 113720 159208 199010 309887 398020 619774 796040 1239548 1549435 2169209 2479096 3098870 4338418 6197740 8676836 10846045 12395480 17353672 21692090 43384180 86768360