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8872960 = 21051733
BaseRepresentation
bin100001110110…
…010000000000
3121200210102011
4201312100000
54232413320
6514102304
7135263455
oct41662000
917623364
108872960
115010428
122b7a994
131ab8895
14126d82c
15ba405a
hex876400

8872960 has 44 divisors (see below), whose sum is σ = 21296988. Its totient is φ = 3547136.

The previous prime is 8872957. The next prime is 8872967. The reversal of 8872960 is 692788.

It can be written as a sum of positive squares in 2 ways, for example, as 3564544 + 5308416 = 1888^2 + 2304^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (8872967) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4254 + ... + 5986.

Almost surely, 28872960 is an apocalyptic number.

8872960 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 8872960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10648494).

8872960 is an abundant number, since it is smaller than the sum of its proper divisors (12424028).

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

8872960 is a wasteful number, since it uses less digits than its factorization.

8872960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1758 (or 1740 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 8872960 is about 2978.7514162817. The cubic root of 8872960 is about 207.0250228411.

The spelling of 8872960 in words is "eight million, eight hundred seventy-two thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1024 1280 1733 2560 3466 5120 6932 8665 13864 17330 27728 34660 55456 69320 110912 138640 221824 277280 443648 554560 887296 1109120 1774592 2218240 4436480 8872960