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5221107072 = 27344331163
BaseRepresentation
bin1001101110011001…
…11100010110000000
3111110212102201110000
410313030330112000
541143100411242
62222030240000
7243245451336
oct46714742600
914425381400
105221107072
11223a1a7025
121018656000
136528c618c
143775b9b56
1520857ea4c
hex13733c580

5221107072 has 160 divisors (see below), whose sum is σ = 15587205480. Its totient is φ = 1734856704.

The previous prime is 5221107061. The next prime is 5221107097. The reversal of 5221107072 is 2707011225.

5221107072 is a `hidden beast` number, since 522 + 1 + 1 + 0 + 70 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4488763 + ... + 4489925.

Almost surely, 25221107072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5221107072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7793602740).

5221107072 is an abundant number, since it is smaller than the sum of its proper divisors (10366098408).

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

5221107072 is a wasteful number, since it uses less digits than its factorization.

5221107072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1622 (or 1601 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 27.

The square root of 5221107072 is about 72257.2285103712. The cubic root of 5221107072 is about 1734.8191194689.

Adding to 5221107072 its reverse (2707011225), we get a palindrome (7928118297).

The spelling of 5221107072 in words is "five billion, two hundred twenty-one million, one hundred seven thousand, seventy-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 288 324 384 432 433 576 648 864 866 1152 1163 1296 1299 1728 1732 2326 2592 2598 3456 3464 3489 3897 4652 5184 5196 6928 6978 7794 9304 10368 10392 10467 11691 13856 13956 15588 18608 20784 20934 23382 27712 27912 31176 31401 35073 37216 41568 41868 46764 55424 55824 62352 62802 70146 74432 83136 83736 93528 94203 111648 124704 125604 140292 148864 166272 167472 187056 188406 223296 249408 251208 280584 334944 374112 376812 446592 498816 502416 503579 561168 669888 748224 753624 1004832 1007158 1122336 1339776 1496448 1507248 1510737 2009664 2014316 2244672 3014496 3021474 4019328 4028632 4489344 4532211 6028992 6042948 8057264 9064422 12057984 12085896 13596633 16114528 18128844 24171792 27193266 32229056 36257688 40789899 48343584 54386532 64458112 72515376 81579798 96687168 108773064 145030752 163159596 193374336 217546128 290061504 326319192 435092256 580123008 652638384 870184512 1305276768 1740369024 2610553536 5221107072