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8013168 = 2437229
BaseRepresentation
bin11110100100010101110000
3120002010000000
4132210111300
54022410133
6443430000
7125053002
oct36442560
916063000
108013168
114583459
122825300
131877427
1410c8372
15a84413
hex7a4570

8013168 has 80 divisors (see below), whose sum is σ = 23386400. Its totient is φ = 2659392.

The previous prime is 8013157. The next prime is 8013233. The reversal of 8013168 is 8613108.

8013168 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×80131682 = 128421722792448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 34878 + ... + 35106.

It is an arithmetic number, because the mean of its divisors is an integer number (292330).

Almost surely, 28013168 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 8013168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11693200).

8013168 is an abundant number, since it is smaller than the sum of its proper divisors (15373232).

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

8013168 is an equidigital number, since it uses as much as digits as its factorization.

8013168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 8013168 is about 2830.7539631695. The cubic root of 8013168 is about 200.1096731813.

It can be divided in two parts, 801 and 3168, that added together give a square (3969 = 632).

The spelling of 8013168 in words is "eight million, thirteen thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 108 144 162 216 229 243 324 432 458 486 648 687 729 916 972 1296 1374 1458 1832 1944 2061 2187 2748 2916 3664 3888 4122 4374 5496 5832 6183 8244 8748 10992 11664 12366 16488 17496 18549 24732 32976 34992 37098 49464 55647 74196 98928 111294 148392 166941 222588 296784 333882 445176 500823 667764 890352 1001646 1335528 2003292 2671056 4006584 8013168