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2159160 = 233519947
BaseRepresentation
bin1000001111001000111000
311001200210220
420033020320
51023043120
6114140040
724231633
oct10171070
94050726
102159160
111245233
12881620
135a7a13
14402c1a
152c9b40
hex20f238

2159160 has 64 divisors (see below), whose sum is σ = 6825600. Its totient is φ = 544896.

The previous prime is 2159147. The next prime is 2159177. The reversal of 2159160 is 619512.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2159160.

It is a congruent number.

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, 1807 + ... + 2753.

It is an arithmetic number, because the mean of its divisors is an integer number (106650).

22159160 is an apocalyptic number.

2159160 is a gapful number since it is divisible by the number (20) 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 2159160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3412800).

2159160 is an abundant number, since it is smaller than the sum of its proper divisors (4666440).

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

2159160 is a wasteful number, since it uses less digits than its factorization.

2159160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980 (or 976 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 2159160 is about 1469.4080440776. The cubic root of 2159160 is about 129.2493225150.

The spelling of 2159160 in words is "two million, one hundred fifty-nine thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 114 120 152 190 228 285 380 456 570 760 947 1140 1894 2280 2841 3788 4735 5682 7576 9470 11364 14205 17993 18940 22728 28410 35986 37880 53979 56820 71972 89965 107958 113640 143944 179930 215916 269895 359860 431832 539790 719720 1079580 2159160