80128153872

Names of 80128153872

• Cardinal: 80128153872 can be written as Eighty billion, one hundred twenty-eight million, one hundred fifty-three thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 8.0128153872 × 10¹⁰

Factors of 80128153872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 11428

Divisors of 80128153872

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 17 18 24 26 34 36 39 48 51 52 68 72 78 102 104 117 136 144 153 156 169 204 208 221 234 272 289 306 312 338 408 442 468 507 578 612 624 663 676 816 867 884 936 1014 1156 1224 1326 1352 1521 1734 1768 1872 1989 2028 2312 2448 2601 2652 2704 2873 3042 3468 3536 3757 3978 4056 4624 5202 5304 5746 6084 6936 7514 7956 8112 8619 10404 10608 11271 11393 11492 12168 13872 15028 15912 17238 20808 22542 22786 22984 24336 25857 30056 31824 33813 34179 34476 41616 45084 45572 45968 48841 51714 60112 67626 68358 68952 90168 91144 97682 102537 103428 135252 136716 137904 146523 148109 180336 182288 193681 195364 205074 206856 270504 273432 293046 296218 387362 390728 410148 413712 439569 444327 541008 546864 581043 586092 592436 774724 781456 820296 879138 888654 1162086 1172184 1184872 1332981 1549448 1640592 1743129 1758276 1777308 1925417 2324172 2344368 2369744 2517853 2665962 3098896 3292577 3486258 3516552 3554616 3850834 4648344 5035706 5331924 5776251 6585154 6972516 7033104 7109232 7553559 7701668 9296688 9877731 10071412 10663848 11552502 13170308 13945032 15107118 15403336 17328753 19755462 20142824 21327696 22660677 23105004 26340616 27890064 29633193 30214236 30806672 32732089 34657506 39510924 40285648 42803501 45321354 46210008 52681232 59266386 60428472 65464178 69315012 79021848 85607002 90642708 92420016 98196267 118532772 120856944 128410503 130928356 138630024 158043696 171214004 181285416 196392534 237065544 256821006 261856712 277260048 294588801 342428008 362570832 385231509 392785068 474131088 513642012 523713424 556445513 589177602 684856016 770463018 785570136 1027284024 1112891026 1178355204 1540926036 1571140272 1669336539 2054568048 2225782052 2356710408 3081852072 3338673078 4451564104 4713420816 5008009617 6163704144 6677346156 8903128208 10016019234 13354692312 20032038468 26709384624 40064076936 80128153872
• Sum of all divisors σ(n): 257970904542
• Sum of proper divisors (its aliquot sum) s(n): 177842750670
• 80128153872 is an abundant number, because the sum of its proper divisors (177842750670) is greater than itself. Its abundance is 97714596798

Bases of 80128153872

• Binary: 1001010101000000000101001100100010000₂
• Hexadecimal: 0x12A8029910
• Base-36: 10T68F80

Squares and roots of 80128153872

• 80128153872 squared (80128153872²) is 6420521042934908592384
• 80128153872 cubed (80128153872³) is 514464498066702274170800079310848
• The square root of 80128153872 is 283069.1679996251
• The cube root of 80128153872 is 4311.1689788027

Scales and comparisons

• 80,128,153,872 seconds is equal to 2,547 years, 43 weeks, 4 hours, 31 minutes, 12 seconds.
• To count from 1 to 80,128,153,872 would take you about five thousand and ninety-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 80128153872 cubic inches would be around 359.3 feet tall.

Recreational maths with 80128153872

• 80128153872 backwards is 27835182108
• The number of decimal digits it has is: 11
• The sum of 80128153872's digits is 45
• More coming soon!