81088205049072

Names of 81088205049072

• Cardinal: 81088205049072 can be written as Eighty-one trillion, eighty-eight billion, two hundred five million, forty-nine thousand and seventy-two.

Scientific notation

• Scientific notation: 8.1088205049072 × 10¹³

Factors of 81088205049072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 284

Divisors of 81088205049072

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 127 139 144 156 208 234 254 278 312 381 417 468 508 556 624 762 834 936 1016 1112 1143 1251 1524 1651 1668 1807 1872 2032 2224 2286 2502 3048 3302 3336 3614 4572 4953 5004 5421 6096 6604 6672 7228 9144 9906 10008 10842 13208 14456 14859 16129 16263 17653 18288 19321 19812 20016 21684 26416 28912 29718 32258 32526 35306 38642 39624 43368 48387 52959 57963 59436 64516 65052 70612 77284 79248 86736 96774 105918 115926 118872 129032 130104 141224 145161 154568 158877 173889 193548 209677 211836 229489 231852 237744 251173 258064 260208 282448 290322 309136 317754 347778 387096 419354 423672 458978 463704 502346 580644 629031 635508 688467 695556 753519 774192 838708 847344 917956 927408 1004692 1161288 1258062 1271016 1376934 1391112 1507038 1677416 1835912 1887093 2009384 2065401 2241931 2260557 2322576 2453767 2516124 2542032 2685619 2753868 2782224 3014076 3354832 3671824 3774186 4018768 4130802 4483862 4521114 4907534 5032248 5371238 5507736 6028152 6725793 7361301 7548372 8056857 8261604 8967724 9042228 9815068 10064496 10742476 11015472 12056304 13451586 14722602 15096744 16113714 16523208 17935448 18084456 19630136 20177379 21484952 22083903 24170571 26903172 29145103 29445204 30193488 31898971 32227428 33046416 34913047 35870896 36168912 39260272 40354758 42969904 44167806 48341142 53806344 58290206 58890408 63797942 64454856 69826094 80709516 87435309 88335612 95696913 96682284 104739141 107612688 116580412 117780816 127595884 128909712 139652188 161419032 174870618 176671224 191393826 193364568 209478282 233160824 255191768 262305927 279304376 287090739 311628409 314217423 322838064 341073613 349741236 353342448 382787652 386729136 418956564 466321648 510383536 524611854 558608752 574181478 623256818 628434846 682147226 699482472 765575304 837913128 934885227 1023220839 1049223708 1148362956 1246513636 1256869692 1364294452 1398964944 1531150608 1675826256 1869770454 2046441678 2098447416 2296725912 2493027272 2513739384 2728588904 2804655681 3069662517 3739540908 4051169317 4092883356 4196894832 4433956969 4593451824 4986054544 5027478768 5457177808 5609311362 6139325034 7479081816 8102338634 8185766712 8867913938 11218622724 12153507951 12278650068 13301870907 14958163632 16204677268 16371533424 17735827876 22437245448 24307015902 24557300136 26603741814 32409354536 35471655752 36460523853 39905612721 43316348851 44874490896 48614031804 49114600272 53207483628 64818709072 70943311504 72921047706 79811225442 86632697702 97228063608 106414967256 129949046553 145842095412 159622450884 173265395404 194456127216 212829934512 259898093106 291684190824 319244901768 346530790808 389847139659 519796186212 563112535063 583368381648 638489803536 693061581616 779694279318 1039592372424 1126225070126 1559388558636 1689337605189 2079184744848 2252450140252 3118777117272 3378675210378 4504900280504 5068012815567 6237554234544 6757350420756 9009800561008 10136025631134 13514700841512 20272051262268 27029401683024 40544102524536 81088205049072
• Sum of all divisors σ(n): 248115331529520
• Sum of proper divisors (its aliquot sum) s(n): 167027126480448
• 81088205049072 is an abundant number, because the sum of its proper divisors (167027126480448) is greater than itself. Its abundance is 85938921431376

Bases of 81088205049072

• Binary: 10010011011111111010001101010000100110011110000₂
• Hexadecimal: 0x49BFD1A84CF0
• Base-36: SQRENNFG0

Squares and roots of 81088205049072

• 81088205049072 squared (81088205049072²) is 6575296998080345793928061184
• 81088205049072 cubed (81088205049072³) is 533179031238886660498725109340372538421248
• The square root of 81088205049072 is 9004898.9471882471
• The cube root of 81088205049072 is 43283.1868062017

Scales and comparisons

• 81,088,205,049,072 seconds is equal to 2,578,354 years, 5 weeks, 18 hours, 31 minutes, 12 seconds.
• To count from 1 to 81,088,205,049,072 would take you about six million, four hundred forty-five thousand, eight hundred eighty-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 81088205049072 cubic inches would be around 3606.9 feet tall.

Recreational maths with 81088205049072

• 81088205049072 backwards is 27094050288018
• The number of decimal digits it has is: 14
• The sum of 81088205049072's digits is 54
• More coming soon!