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2280060 = 2232553239
BaseRepresentation
bin1000101100101001111100
311021211122200
420230221330
51040430220
6120511500
725244256
oct10545174
94254580
102280060
111318052
1291b590
1361aa63
14434cd6
15300890
hex22ca7c

2280060 has 72 divisors (see below), whose sum is σ = 7076160. Its totient is φ = 594048.

The previous prime is 2280053. The next prime is 2280071. The reversal of 2280060 is 600822.

2280060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 23 ways as a sum of consecutive naturals, for example, 9421 + ... + 9659.

It is an arithmetic number, because the mean of its divisors is an integer number (98280).

22280060 is an apocalyptic number.

2280060 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 2280060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3538080).

2280060 is an abundant number, since it is smaller than the sum of its proper divisors (4796100).

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

2280060 is a wasteful number, since it uses less digits than its factorization.

2280060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 302 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2280060 is about 1509.9867549088. The cubic root of 2280060 is about 131.6180418288.

Adding to 2280060 its reverse (600822), we get a palindrome (2880882).

The spelling of 2280060 in words is "two million, two hundred eighty thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 53 60 90 106 159 180 212 239 265 318 477 478 530 636 717 795 954 956 1060 1195 1434 1590 1908 2151 2385 2390 2868 3180 3585 4302 4770 4780 7170 8604 9540 10755 12667 14340 21510 25334 38001 43020 50668 63335 76002 114003 126670 152004 190005 228006 253340 380010 456012 570015 760020 1140030 2280060