640712655072

Names of 640712655072

• Cardinal: 640712655072 can be written as Six hundred forty billion, seven hundred twelve million, six hundred fifty-five thousand and seventy-two.

Scientific notation

• Scientific notation: 6.40712655072 × 10¹¹

Factors of 640712655072

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1222

Divisors of 640712655072

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 27 28 32 36 38 42 43 48 54 56 57 63 72 76 84 86 96 108 112 114 126 127 129 133 144 152 168 171 172 189 216 224 228 252 254 258 266 288 301 304 336 342 344 378 381 387 399 432 456 504 508 513 516 532 602 608 672 684 688 756 762 774 798 817 864 889 903 912 1008 1016 1021 1026 1032 1064 1143 1161 1197 1204 1368 1376 1512 1524 1548 1596 1634 1778 1806 1824 2016 2032 2042 2052 2064 2128 2286 2322 2394 2408 2413 2451 2667 2709 2736 3024 3048 3063 3096 3192 3268 3429 3556 3591 3612 4064 4084 4104 4128 4256 4572 4644 4788 4816 4826 4902 5334 5418 5461 5472 5719 6048 6096 6126 6192 6384 6536 6858 7112 7147 7182 7224 7239 7353 8001 8127 8168 8208 9144 9189 9288 9576 9632 9652 9804 10668 10836 10922 11438 12192 12252 12384 12768 13072 13716 14224 14294 14364 14448 14478 14706 16002 16254 16336 16383 16416 16891 17157 18288 18378 18576 19152 19304 19399 19608 21336 21441 21672 21717 21844 22059 22876 24003 24504 26144 27432 27567 28448 28588 28728 28896 28956 29412 32004 32508 32672 32766 33782 34314 36576 36756 37152 38227 38304 38608 38798 39216 42672 42882 43344 43434 43688 43903 44118 45752 48006 49008 49149 50673 51471 54864 55134 57176 57456 57912 58197 58824 64008 64323 65016 65151 65532 67564 68628 73512 76454 77216 77596 78432 85344 85764 86688 86868 87376 87806 88236 91504 96012 98016 98298 101346 102942 103759 109728 110268 114352 114681 114912 115824 116394 117648 128016 128646 129667 130032 130302 131064 131709 135128 135793 137256 147024 147447 152019 152908 154413 155192 171528 173736 174591 174752 175612 176472 183008 192024 192969 196596 202692 205884 207518 220536 228704 229362 231648 232788 235296 256032 257292 259334 260064 260604 262128 263418 270256 271586 274512 294048 294894 304038 305816 307321 308826 310384 311277 343056 344043 347472 349182 351224 352944 384048 385938 389001 393192 395127 405384 407379 411768 415036 441072 456057 458724 465576 514584 518668 521208 523773 524256 526836 540512 543172 549024 589788 608076 611632 614642 617652 620768 622554 686112 688086 694944 698364 702448 705888 726313 768096 771876 778002 786384 790254 810768 814758 823536 830072 834157 882144 907669 912114 917448 921963 931152 933831 1029168 1032129 1037336 1042416 1047546 1053672 1086344 1167003 1179576 1185381 1216152 1222137 1223264 1229284 1235304 1245108 1376172 1396728 1404896 1452626 1543752 1556004 1572768 1580508 1621536 1629516 1647072 1660144 1668314 1815338 1824228 1834896 1843926 1862304 1867662 2058336 2064258 2074672 2084832 2095092 2107344 2172688 2178939 2334006 2359152 2370762 2432304 2444274 2458568 2463673 2470608 2490216 2502471 2723007 2752344 2765889 2793456 2801493 2905252 3087504 3112008 3161016 3259032 3320288 3336628 3501009 3630676 3648456 3666411 3669792 3687852 3735324 4128516 4149344 4190184 4214688 4345376 4357878 4668012 4718304 4741524 4864608 4888548 4917136 4927346 4941216 4980432 5004942 5446014 5504688 5531778 5575681 5586912 5602986 5810504 5839099 6175008 6224016 6322032 6518064 6536817 6673256 7002018 7261352 7296912 7332822 7375704 7391019 7470648 7507413 8169021 8257032 8297667 8380368 8715756 9336024 9483048 9777096 9834272 9854692 9960864 10009884 10892028 11009376 11063556 11151362 11205972 11621008 11678198 12448032 12644064 13036128 13073634 13346512 14004036 14522704 14593824 14665644 14751408 14782038 14941296 15014826 16338042 16514064 16595334 16727043 16760736 17245711 17431512 17517297 18672048 18966096 19554192 19610451 19709384 20019768 21784056 22127112 22173057 22302724 22411944 22522239 23242016 23356396 24507063 26147268 26693024 28008072 29045408 29331288 29502816 29564076 29882592 30029652 32676084 33028128 33190668 33454086 34491422 34863024 35034594 37344096 37932192 39029767 39108384 39220902 39418768 40039536 43568112 44254224 44346114 44605448 44823888 45044478 46712792 49014126 50181129 51737133 52294536 52551891 56016144 58662576 59128152 60059304 65352168 66381336 66519171 66908172 68982844 69726048 70069188 78059534 78441804 78837536 80079072 87136224 88508448 88692228 89210896 89647776 90088956 93425584 98028252 100362258 103474266 104589072 105103782 105937939 112032288 117089301 117325152 118256304 120118608 130704336 132762672 133038342 133816344 137965688 140138376 150543387 155211399 156119068 156883608 157655673 177384456 178421792 180177912 186851168 196056504 200724516 206948532 209178144 210207564 211875878 234178602 236512608 240237216 261408672 265525344 266076684 267632688 275931376 280276752 301086774 310422798 312238136 313767216 315311346 317813817 351267903 354768912 360355824 392113008 401449032 413897064 420415128 423751756 465634197 468357204 532153368 535265376 551862752 560553504 602173548 620845596 624476272 627534432 630622692 635627634 702535806 709537824 720711648 741565573 784226016 802898064 827794128 840830256 847503512 931268394 936714408 953441451 1053803709 1064306736 1204347096 1241691192 1248952544 1261245384 1271255268 1405071612 1483131146 1605796128 1655588256 1681660512 1695007024 1862536788 1873428816 1906882902 2107607418 2128613472 2224696719 2408694192 2483382384 2522490768 2542510536 2810143224 2860324353 2966262292 3390014048 3725073576 3746857632 3813765804 4215214836 4449393438 4817388384 4966764768 5044981536 5085021072 5620286448 5720648706 5932524584 6674090157 7450147152 7627531608 8430429672 8898786876 10170042144 11240572896 11441297412 11865049168 13348180314 14900294304 15255063216 16860859344 17797573752 20022270471 22882594824 23730098336 26696360628 30510126432 33721718688 35595147504 40044540942 45765189648 53392721256 71190295008 80089081884 91530379296 106785442512 160178163768 213570885024 320356327536 640712655072
• Sum of all divisors σ(n): 2320780492800
• Sum of proper divisors (its aliquot sum) s(n): 1680067837728
• 640712655072 is an abundant number, because the sum of its proper divisors (1680067837728) is greater than itself. Its abundance is 1039355182656

Bases of 640712655072

• Binary: 1001010100101101011100110100000011100000₂
• Hexadecimal: 0x952D7340E0
• Base-36: 86C7RSO0

Squares and roots of 640712655072

• 640712655072 squared (640712655072²) is 410512706369411647325184
• 640712655072 cubed (640712655072³) is 263020686038738062204239927610933248
• The square root of 640712655072 is 800445.2854955171
• The cube root of 640712655072 is 8620.9362586103

Scales and comparisons

• 640,712,655,072 seconds is equal to 20,372 years, 35 weeks, 2 days, 17 hours, 31 minutes, 12 seconds.
• To count from 1 to 640,712,655,072 would take you about forty thousand, seven hundred forty-five 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 640712655072 cubic inches would be around 718.4 feet tall.

Recreational maths with 640712655072

• 640712655072 backwards is 270556217046
• The number of decimal digits it has is: 12
• The sum of 640712655072's digits is 45
• More coming soon!