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2224143320 = 235721766751
BaseRepresentation
bin1000010010010001…
…1011101111011000
312202000010012001112
42010210123233120
514023340041240
61004411035452
7106054622600
oct20444335730
95660105045
102224143320
11a4151a883
12520a3bb88
13295a35949
14171563c00
15d03da665
hex8491bbd8

2224143320 has 96 divisors (see below), whose sum is σ = 6163879680. Its totient is φ = 717696000.

The previous prime is 2224143289. The next prime is 2224143331. The reversal of 2224143320 is 233414222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56 + ... + 66695.

It is an arithmetic number, because the mean of its divisors is an integer number (64207080).

Almost surely, 22224143320 is an apocalyptic number.

2224143320 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 2224143320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3081939840).

2224143320 is an abundant number, since it is smaller than the sum of its proper divisors (3939736360).

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

2224143320 is a wasteful number, since it uses less digits than its factorization.

2224143320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66793 (or 66782 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2224143320 is about 47160.8239961941. The cubic root of 2224143320 is about 1305.3318142559.

Adding to 2224143320 its reverse (233414222), we get a palindrome (2457557542).

The spelling of 2224143320 in words is "two billion, two hundred twenty-four million, one hundred forty-three thousand, three hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 17 20 28 34 35 40 49 56 68 70 85 98 119 136 140 170 196 238 245 280 340 392 476 490 595 680 833 952 980 1190 1666 1960 2380 3332 4165 4760 6664 8330 16660 33320 66751 133502 267004 333755 467257 534008 667510 934514 1134767 1335020 1869028 2269534 2336285 2670040 3270799 3738056 4539068 4672570 5673835 6541598 7943369 9078136 9345140 11347670 13083196 15886738 16353995 18690280 22695340 26166392 31773476 32707990 39716845 45390680 55603583 63546952 65415980 79433690 111207166 130831960 158867380 222414332 278017915 317734760 444828664 556035830 1112071660 2224143320