16221328872
16,221,328,872 is an even composite number composed of six prime numbers multiplied together.
What does the number 16221328872 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 320 divisors.
16221328872 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 16221328872:
23 × 3 × 74 × 17 × 29 × 571
(2 × 2 × 2 × 3 × 7 × 7 × 7 × 7 × 17 × 29 × 571)See below for interesting mathematical facts about the number 16221328872 from the Numbermatics database.
Names of 16221328872
- Cardinal: 16221328872 can be written as Sixteen billion, two hundred twenty-one million, three hundred twenty-eight thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 1.6221328872 × 1010
Factors of 16221328872
Divisors of 16221328872
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 17 21 24 28 29 34 42 49 51 56 58 68 84 87 98 102 116 119 136 147 168 174 196 203 204 232 238 294 343 348 357 392 406 408 476 493 571 588 609 686 696 714 812 833 952 986 1029 1142 1176 1218 1372 1421 1428 1479 1624 1666 1713 1972 2058 2284 2401 2436 2499 2744 2842 2856 2958 3332 3426 3451 3944 3997 4116 4263 4568 4802 4872 4998 5684 5831 5916 6664 6852 6902 7203 7994 8232 8526 9604 9707 9947 9996 10353 11368 11662 11832 11991 13704 13804 14406 15988 16559 17052 17493 19208 19414 19894 19992 20706 23324 23982 24157 27608 27979 28812 29121 29841 31976 33118 34104 34986 38828 39788 40817 41412 46648 47964 48314 49677 55958 57624 58242 59682 66236 67949 69629 69972 72471 77656 79576 81634 82824 83937 95928 96628 99354 111916 115913 116484 119364 122451 132472 135898 139258 139944 144942 163268 167874 169099 193256 195853 198708 203847 208887 223832 231826 232968 238728 244902 271796 278516 281503 289884 326536 335748 338198 347739 391706 397416 407694 417774 463652 475643 489804 507297 543592 557032 563006 579768 587559 671496 676396 695478 783412 811391 815388 835548 844509 927304 951286 979608 1014594 1126012 1175118 1183693 1352792 1370971 1390956 1426929 1566824 1622782 1630776 1671096 1689018 1902572 1970521 2029188 2252024 2350236 2367386 2434173 2741942 2781912 2853858 3245564 3329501 3378036 3551079 3805144 3941042 4058376 4112913 4700472 4734772 4868346 5483884 5679737 5707716 5911563 6491128 6659002 6756072 7102158 7882084 8225826 9469544 9736692 9988503 10967768 11359474 11415432 11823126 13318004 13793647 14204316 15764168 16451652 17039211 19473384 19977006 22718948 23306507 23646252 26636008 27587294 28408632 32903304 34078422 39758159 39954012 41380941 45437896 46613014 47292504 55174588 68156844 69919521 79516318 79908024 82761882 93226028 96555529 110349176 119274477 136313688 139839042 159032636 165523764 186452056 193111058 238548954 279678084 289666587 318065272 331047528 386222116 477097908 559356168 579333174 675888703 772444232 954195816 1158666348 1351777406 2027666109 2317332696 2703554812 4055332218 5407109624 8110664436 16221328872
- Sum of all divisors σ(n): 51910372800
- Sum of proper divisors (its aliquot sum) s(n): 35689043928
- 16221328872 is an abundant number, because the sum of its proper divisors (35689043928) is greater than itself. Its abundance is 19467715056
Bases of 16221328872
- Binary: 11110001101101110111010101111010002
- Hexadecimal: 0x3C6DDD5E8
- Base-36: 7G9RDGO
Squares and roots of 16221328872
- 16221328872 squared (162213288722) is 263131510373580792384
- 16221328872 cubed (162213288723) is 4268342766355933613523216910848
-
The
square root of 16221328872 is 127362.9807754199 -
The
cube root of 16221328872 is 2531.4079698663
Scales and comparisons
How big is 16221328872?- 16,221,328,872 seconds is equal to 515 years, 40 weeks, 6 days, 20 hours, 41 minutes, 12 seconds.
-
To count from 1 to 16,221,328,872 would take you about one thousand and thirty-one years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 16221328872 cubic inches would be around 211 feet tall.
Recreational maths with 16221328872
- 16221328872 backwards is 27882312261
- 16221328872 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 16221328872's digits is 42
- More coming soon!
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