72551121664
72,551,121,664 is an even composite number composed of five prime numbers multiplied together.
72551121664 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty-four divisors.
Prime factorization of 72551121664:
28 × 72 × 29 × 532 × 71
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 7 × 29 × 53 × 53 × 71)See below for interesting mathematical facts about the number 72551121664 from the Numbermatics database.
Names of 72551121664
- Cardinal: 72551121664 can be written as Seventy-two billion, five hundred fifty-one million, one hundred twenty-one thousand, six hundred sixty-four.
Scientific notation
- Scientific notation: 7.2551121664 × 1010
Factors of 72551121664
Divisors of 72551121664
- Number of divisors d(n): 324
-
Complete list of divisors:
1 2 4 7 8 14 16 28 29 32 49 53 56 58 64 71 98 106 112 116 128 142 196 203 212 224 232 256 284 371 392 406 424 448 464 497 568 742 784 812 848 896 928 994 1136 1421 1484 1537 1568 1624 1696 1792 1856 1988 2059 2272 2597 2809 2842 2968 3074 3136 3248 3392 3479 3712 3763 3976 4118 4544 5194 5618 5684 5936 6148 6272 6496 6784 6958 7424 7526 7952 8236 9088 10388 10759 11236 11368 11872 12296 12544 12992 13568 13916 14413 15052 15904 16472 18176 19663 20776 21518 22472 22736 23744 24592 25984 26341 27832 28826 30104 31808 32944 39326 41552 43036 44944 45472 47488 49184 51968 52682 55664 57652 60208 63616 65888 75313 78652 81461 83104 86072 89888 90944 94976 98368 100891 105364 109127 111328 115304 120416 127232 131776 137641 150626 157304 162922 166208 172144 179776 181888 184387 196736 199439 201782 210728 218254 222656 230608 240832 263552 275282 301252 314608 325844 332416 344288 359552 363776 368774 393472 398878 403564 421456 436508 445312 461216 481664 527104 550564 570227 602504 629216 651688 664832 688576 719104 737548 763889 797756 807128 842912 873016 890624 922432 963328 1101128 1140454 1205008 1258432 1303376 1377152 1396073 1475096 1527778 1595512 1614256 1685824 1746032 1844864 2202256 2280908 2410016 2516864 2606752 2754304 2792146 2950192 3055556 3191024 3228512 3371648 3492064 3689728 3991589 4404512 4561816 4820032 5033728 5213504 5347223 5584292 5783731 5900384 6111112 6382048 6457024 6743296 6984128 7983178 8809024 9123632 9640064 9772511 10427008 10694446 11168584 11567462 11800768 12222224 12764096 12914048 13968256 15966356 17618048 18247264 19280128 19545022 20854016 21388892 22337168 23134924 23601536 24444448 25528192 25828096 27936512 31932712 35236096 36494528 39090044 40486117 42777784 44674336 46269848 47203072 48888896 51056384 63865424 72989056 78180088 80972234 85555568 89348672 92539696 97777792 127730848 145978112 156360176 161944468 171111136 178697344 185079392 195555584 255461696 283402819 312720352 323888936 342222272 357394688 370158784 510923392 566805638 625440704 647777872 684444544 740317568 1021846784 1133611276 1250881408 1295555744 1368889088 1480635136 2267222552 2501762816 2591111488 4534445104 5182222976 9068890208 10364445952 18137780416 36275560832 72551121664
- Sum of all divisors σ(n): 180123698160
- Sum of proper divisors (its aliquot sum) s(n): 107572576496
- 72551121664 is an abundant number, because the sum of its proper divisors (107572576496) is greater than itself. Its abundance is 35021454832
Bases of 72551121664
- Binary: 10000111001000110001001000011000000002
- Hexadecimal: 0x10E4624300
- Base-36: XBV2BR4
Squares and roots of 72551121664
- 72551121664 squared (725511216642) is 5263665254704530128896
- 72551121664 cubed (725511216643) is 381884818292637913753487298002944
-
The
square root of 72551121664 is 269353.1541749605 -
The
cube root of 72551121664 is 4170.7553003521
Scales and comparisons
How big is 72551121664?- 72,551,121,664 seconds is equal to 2,306 years, 46 weeks, 6 days, 1 hour, 21 minutes, 4 seconds.
-
To count from 1 to 72,551,121,664 would take you about four thousand, six hundred thirteen 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 72551121664 cubic inches would be around 347.6 feet tall.
Recreational maths with 72551121664
- 72551121664 backwards is 46612115527
- The number of decimal digits it has is: 11
- The sum of 72551121664's digits is 40
- More coming soon!
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