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2216107120 = 24589439709
BaseRepresentation
bin1000010000010111…
…0001110001110000
312201102222220110111
42010011301301300
514014310411440
61003522511104
7105626412463
oct20405616160
95642886414
102216107120
11a37a31097
1251a205494
13294180bb6
141704712da
15ce84e4ea
hex84171c70

2216107120 has 80 divisors (see below), whose sum is σ = 5229576000. Its totient is φ = 873252864.

The previous prime is 2216107111. The next prime is 2216107121. The reversal of 2216107120 is 217016122.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×22161071202 = 9822261534629388800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2216107091 and 2216107100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216107121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3125326 + ... + 3126034.

It is an arithmetic number, because the mean of its divisors is an integer number (65369700).

Almost surely, 22216107120 is an apocalyptic number.

2216107120 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 2216107120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2614788000).

2216107120 is an abundant number, since it is smaller than the sum of its proper divisors (3013468880).

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

2216107120 is a wasteful number, since it uses less digits than its factorization.

2216107120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250 (or 1244 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 2216107120 is about 47075.5469431848. The cubic root of 2216107120 is about 1303.7577899592.

The spelling of 2216107120 in words is "two billion, two hundred sixteen million, one hundred seven thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 89 178 356 439 445 709 712 878 890 1418 1424 1756 1780 2195 2836 3512 3545 3560 4390 5672 7024 7090 7120 8780 11344 14180 17560 28360 35120 39071 56720 63101 78142 126202 156284 195355 252404 311251 312568 315505 390710 504808 622502 625136 631010 781420 1009616 1245004 1262020 1556255 1562840 2490008 2524040 3112510 3125680 4980016 5048080 6225020 12450040 24900080 27701339 55402678 110805356 138506695 221610712 277013390 443221424 554026780 1108053560 2216107120