71728136064

Names of 71728136064

• Cardinal: 71728136064 can be written as Seventy-one billion, seven hundred twenty-eight million, one hundred thirty-six thousand and sixty-four.

Scientific notation

• Scientific notation: 7.1728136064 × 10¹⁰

Factors of 71728136064

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 831

Divisors of 71728136064

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 19 24 26 27 32 36 37 38 39 48 52 54 57 64 72 74 76 78 81 96 104 108 111 114 117 128 144 148 152 156 162 171 192 208 216 222 228 234 247 288 296 304 312 324 333 342 351 384 416 432 444 456 468 481 494 513 576 592 608 624 648 666 684 702 703 741 757 832 864 888 912 936 962 988 999 1026 1053 1152 1184 1216 1248 1296 1332 1368 1404 1406 1443 1482 1514 1539 1664 1728 1776 1824 1872 1924 1976 1998 2052 2106 2109 2223 2271 2368 2432 2496 2592 2664 2736 2808 2812 2886 2964 2997 3028 3078 3456 3552 3648 3744 3848 3952 3996 4104 4212 4218 4329 4446 4542 4736 4992 5184 5328 5472 5616 5624 5772 5928 5994 6056 6156 6327 6669 6813 7104 7296 7488 7696 7904 7992 8208 8424 8436 8658 8892 9084 9139 9841 10368 10656 10944 11232 11248 11544 11856 11988 12112 12312 12654 12987 13338 13626 14208 14383 14976 15392 15808 15984 16416 16848 16872 17316 17784 18168 18278 18981 19682 20007 20439 21312 21888 22464 22496 23088 23712 23976 24224 24624 25308 25974 26676 27252 27417 28009 28766 29523 30784 31616 31968 32832 33696 33744 34632 35568 36336 36556 37962 38961 39364 40014 40878 42624 43149 44928 44992 46176 47424 47952 48448 49248 50616 51948 53352 54504 54834 56018 56943 57532 59046 61317 61568 63936 65664 67392 67488 69264 71136 72672 73112 75924 77922 78728 80028 81756 82251 84027 86298 88569 89984 92352 94848 95904 96896 98496 101232 103896 106704 109008 109668 112036 113886 115064 118092 122634 127872 129447 134784 134976 138528 142272 145344 146224 151848 155844 157456 160056 163512 164502 168054 172596 177138 184704 186979 191808 196992 202464 207792 213408 218016 219336 224072 227772 230128 236184 245268 246753 252081 258894 265707 269952 277056 284544 290688 292448 303696 311688 314912 320112 327024 329004 336108 345192 354276 364117 373958 383616 388341 404928 415584 426816 436032 438672 448144 455544 460256 472368 490536 493506 504162 517788 531414 532171 554112 560937 584896 607392 623376 629824 640224 654048 658008 672216 690384 708552 728234 740259 747916 756243 776682 797121 809856 831168 853632 872064 877344 896288 911088 920512 944736 981072 987012 1008324 1035576 1062828 1064342 1092351 1121874 1165023 1169792 1214784 1246752 1259648 1280448 1308096 1316016 1344432 1380768 1417104 1456468 1480518 1495832 1512486 1553364 1594242 1596513 1662336 1682811 1754688 1792576 1822176 1841024 1889472 1962144 1974024 2016648 2071152 2125656 2128684 2184702 2243748 2268729 2330046 2429568 2493504 2560896 2616192 2632032 2688864 2761536 2834208 2912936 2961036 2991664 3024972 3106728 3188484 3193026 3277053 3365622 3509376 3585152 3644352 3778944 3924288 3948048 4033296 4142304 4251312 4257368 4369404 4487496 4537458 4660092 4789539 4987008 5048433 5264064 5377728 5523072 5668416 5825872 5922072 5983328 6049944 6213456 6376968 6386052 6554106 6731244 6918223 7288704 7848576 7896096 8066592 8284608 8502624 8514736 8738808 8974992 9074916 9320184 9579078 9831159 10096866 10528128 10755456 11336832 11651744 11844144 11966656 12099888 12426912 12753936 12772104 13108212 13462488 13836446 14368617 15145299 15792192 16133184 16569216 17005248 17029472 17477616 17949984 18149832 18640368 19158156 19662318 20193732 20754669 23303488 23688288 23933312 24199776 24853824 25507872 25544208 26216424 26924976 27672892 28737234 29493477 30290598 31584384 32266368 34010496 34058944 34955232 35899968 36299664 37280736 38316312 39324636 40387464 41509338 43105851 46606976 47376576 48399552 49707648 51015744 51088416 52432848 53849952 55345784 57474468 58986954 60581196 62264007 68117888 69910464 71799936 72599328 74561472 76632624 78649272 80774928 83018676 86211702 94753152 96799104 102031488 102176832 104865696 107699904 110691568 114948936 117973908 121162392 124528014 139820928 145198656 149122944 153265248 157298544 161549856 166037352 172423404 186792021 204353664 209731392 215399808 221383136 229897872 235947816 242324784 249056028 290397312 306530496 314597088 323099712 332074704 344846808 373584042 419462784 442766272 459795744 471895632 484649568 498112056 560376063 613060992 629194176 646199424 664149408 689693616 747168084 885532544 919591488 943791264 969299136 996224112 1120752126 1258388352 1328298816 1379387232 1494336168 1839182976 1887582528 1938598272 1992448224 2241504252 2656597632 2758774464 2988672336 3775165056 3984896448 4483008504 5517548928 5977344672 7969792896 8966017008 11954689344 17932034016 23909378688 35864068032 71728136064
• Sum of all divisors σ(n): 248849277600
• Sum of proper divisors (its aliquot sum) s(n): 177121141536
• 71728136064 is an abundant number, because the sum of its proper divisors (177121141536) is greater than itself. Its abundance is 105393005472

Bases of 71728136064

• Binary: 1000010110011010101000111111110000000₂
• Hexadecimal: 0x10B3547F80
• Base-36: WY92W00

Squares and roots of 71728136064

• 71728136064 squared (71728136064²) is 5144925503215697412096
• 71728136064 cubed (71728136064³) is 369035916533799213515474567430144
• The square root of 71728136064 is 267821.0896550157
• The cube root of 71728136064 is 4154.9249328929

Scales and comparisons

• 71,728,136,064 seconds is equal to 2,280 years, 38 weeks, 18 hours, 14 minutes, 24 seconds.
• To count from 1 to 71,728,136,064 would take you about four thousand, five hundred sixty-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 71728136064 cubic inches would be around 346.2 feet tall.

Recreational maths with 71728136064

• 71728136064 backwards is 46063182717
• The number of decimal digits it has is: 11
• The sum of 71728136064's digits is 45
• More coming soon!