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8272960 = 265103251
BaseRepresentation
bin11111100011110001000000
3120120022100221
4133203301000
54104213320
6453152424
7130214263
oct37436100
916508327
108272960
114740663
12292b714
131938757
141154cda
15ad63aa
hex7e3c40

8272960 has 56 divisors (see below), whose sum is σ = 19970496. Its totient is φ = 3264000.

The previous prime is 8272951. The next prime is 8272963. The reversal of 8272960 is 692728.

8272960 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (8272963) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 32835 + ... + 33085.

It is an arithmetic number, because the mean of its divisors is an integer number (356616).

Almost surely, 28272960 is an apocalyptic number.

8272960 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8272960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9985248).

8272960 is an abundant number, since it is smaller than the sum of its proper divisors (11697536).

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

8272960 is a wasteful number, since it uses less digits than its factorization.

8272960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 8272960 is about 2876.2753692927. The cubic root of 8272960 is about 202.2492756321.

The spelling of 8272960 in words is "eight million, two hundred seventy-two thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 103 160 206 251 320 412 502 515 824 1004 1030 1255 1648 2008 2060 2510 3296 4016 4120 5020 6592 8032 8240 10040 16064 16480 20080 25853 32960 40160 51706 80320 103412 129265 206824 258530 413648 517060 827296 1034120 1654592 2068240 4136480 8272960