80916616872

Names of 80916616872

• Cardinal: 80916616872 can be written as Eighty billion, nine hundred sixteen million, six hundred sixteen thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 8.0916616872 × 10¹⁰

Factors of 80916616872

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2951

Divisors of 80916616872

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 18 21 24 26 27 28 29 36 39 42 49 52 54 56 58 63 72 78 84 87 91 98 104 108 116 117 126 147 156 168 174 182 189 196 203 216 232 234 252 261 273 294 312 343 348 351 364 377 378 392 406 441 468 504 522 546 588 609 637 686 696 702 728 754 756 783 812 819 882 936 1029 1044 1092 1131 1176 1218 1274 1323 1372 1404 1421 1508 1512 1566 1624 1638 1764 1827 1911 2058 2088 2184 2262 2436 2457 2548 2639 2646 2744 2808 2842 2897 3016 3087 3132 3276 3393 3528 3654 3822 4116 4263 4459 4524 4872 4914 5096 5278 5292 5481 5684 5733 5794 6174 6264 6552 6786 7308 7644 7917 8232 8526 8691 8918 9048 9261 9828 9947 10179 10556 10584 10962 11368 11466 11588 12348 12789 13377 13572 14616 15288 15834 17052 17199 17382 17836 18473 18522 19656 19894 20279 20358 21112 21924 22932 23176 23751 24696 25578 26073 26754 27144 29841 31668 34104 34398 34764 35672 36946 37044 37661 38367 39788 40131 40558 40716 43848 45864 47502 51156 52146 53508 55419 59682 60837 63336 68796 69528 71253 73892 74088 75322 76734 78219 79576 80262 81116 81432 84013 89523 95004 102312 104292 107016 110838 112983 119364 120393 121674 129311 137592 141953 142506 147784 150644 153468 156438 160524 162232 166257 168026 179046 182511 190008 208584 221676 225966 238728 240786 243348 252039 258622 263627 268569 283906 285012 301288 306936 312876 321048 332514 336052 338949 358092 365022 387933 425859 443352 451932 481572 486696 498771 504078 517244 527254 537138 547533 567812 570024 588091 625752 665028 672104 677898 716184 730044 756117 775866 790881 851718 903864 963144 993671 997542 1008156 1016847 1034488 1054508 1074276 1092169 1095066 1135624 1163799 1176182 1277577 1330056 1355796 1460088 1512234 1551732 1581762 1703436 1764273 1845389 1987342 1995084 2016312 2033694 2109016 2148552 2184338 2190132 2268351 2327598 2352364 2372643 2555154 2711592 2981013 3024468 3103464 3163524 3276507 3406872 3491397 3528546 3690778 3832731 3974684 3990168 4067388 4116637 4368676 4380264 4536702 4655196 4704728 4745286 5110308 5292819 5536167 5962026 6048936 6327048 6553014 6982794 7057092 7117929 7381556 7645183 7665462 7949368 8134776 8233274 8737352 8943039 9073404 9310392 9490572 9829521 10220616 10585638 11072334 11924052 12349911 12917723 13106028 13965588 14114184 14235858 14763112 15290366 15330924 15878457 16466548 16608501 17886078 18146808 18981144 19659042 21171276 22144668 22935549 23848104 24699822 25835446 26212056 26829117 27931176 28471716 28816459 29488563 30580732 30661848 31756914 32933096 33217002 35772156 37049733 38753169 39318084 42342552 44289336 45871098 49399644 49825503 51670892 53516281 53658234 56943432 57632918 58977126 61161464 63513828 66434004 68806647 71544312 74099466 77506338 78636168 86449377 91742196 98799288 99651006 103341784 107032562 107316468 111149199 115265836 116259507 117954252 127027656 132868008 137613294 148198932 155012676 160548843 172898754 183484392 199302012 206419941 214065124 214632936 222298398 230531672 232519014 235908504 259348131 275226588 296397864 310025352 321097686 345797508 348778521 374613967 398604024 412839882 428130248 444596796 465038028 481646529 518696262 550453176 642195372 691595016 697557042 749227934 778044393 825679764 889193592 930076056 963293058 1037392524 1123841901 1284390744 1395114084 1444939587 1498455868 1556088786 1651359528 1926586116 2074785048 2247683802 2790228168 2889879174 2996911736 3112177572 3371525703 3853172232 4495367604 5779758348 6224355144 6743051406 8990735208 10114577109 11559516696 13486102812 20229154218 26972205624 40458308436 80916616872
• Sum of all divisors σ(n): 292118400000
• Sum of proper divisors (its aliquot sum) s(n): 211201783128
• 80916616872 is an abundant number, because the sum of its proper divisors (211201783128) is greater than itself. Its abundance is 130285166256

Bases of 80916616872

• Binary: 1001011010111000000011001011010101000₂
• Hexadecimal: 0x12D70196A8
• Base-36: 1167NX60

Squares and roots of 80916616872

• 80916616872 squared (80916616872²) is 6547498886010035064384
• 80916616872 cubed (80916616872³) is 529801458829120808052045980686848
• The square root of 80916616872 is 284458.4624721157
• The cube root of 80916616872 is 4325.2635187003

Scales and comparisons

• 80,916,616,872 seconds is equal to 2,572 years, 46 weeks, 4 days, 22 hours, 1 minute, 12 seconds.
• To count from 1 to 80,916,616,872 would take you about five thousand, one 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 80916616872 cubic inches would be around 360.4 feet tall.

Recreational maths with 80916616872

• 80916616872 backwards is 27861661908
• 80916616872 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 80916616872's digits is 54
• More coming soon!