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2193160 = 23554829
BaseRepresentation
bin1000010111011100001000
311010102110011
420113130020
51030140120
6115001304
724433024
oct10273410
94112404
102193160
111268832
12899234
135ba338
14411384
152d4c5a
hex217708

2193160 has 16 divisors (see below), whose sum is σ = 4934700. Its totient is φ = 877248.

The previous prime is 2193137. The next prime is 2193167. The reversal of 2193160 is 613912.

It can be written as a sum of positive squares in 2 ways, for example, as 2067844 + 125316 = 1438^2 + 354^2 .

It is not an unprimeable number, because it can be changed into a prime (2193167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27375 + ... + 27454.

22193160 is an apocalyptic number.

2193160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2193160 is an abundant number, since it is smaller than the sum of its proper divisors (2741540).

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

2193160 is a wasteful number, since it uses less digits than its factorization.

2193160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54840 (or 54836 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 2193160 is about 1480.9321388909. The cubic root of 2193160 is about 129.9242161853.

The spelling of 2193160 in words is "two million, one hundred ninety-three thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 54829 109658 219316 274145 438632 548290 1096580 2193160