85212821664

Names of 85212821664

• Cardinal: 85212821664 can be written as Eighty-five billion, two hundred twelve million, eight hundred twenty-one thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 8.5212821664 × 10¹⁰

Factors of 85212821664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 99

Divisors of 85212821664

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 41 48 53 54 72 81 82 96 106 108 123 144 159 162 164 212 216 243 246 288 318 324 328 369 424 432 477 486 492 636 648 656 729 738 848 864 954 972 984 1107 1272 1296 1312 1431 1458 1476 1681 1696 1908 1944 1968 2173 2214 2544 2592 2862 2916 2952 3321 3362 3816 3888 3936 4293 4346 4428 5043 5088 5724 5832 5904 6519 6642 6724 7632 7776 8586 8692 8856 9963 10086 11448 11664 11808 12879 13038 13284 13448 15129 15264 17172 17384 17712 19557 19926 20172 22896 23328 25758 26076 26568 26896 29889 30258 34344 34768 35424 38637 39114 39852 40344 45387 45792 51516 52152 53136 53792 58671 59778 60516 68688 68921 69536 77274 78228 79704 80688 89093 90774 103032 104304 106272 117342 119556 121032 136161 137376 137842 154548 156456 159408 161376 176013 178186 181548 206064 206763 208608 234684 239112 242064 267279 272322 275684 309096 312912 318816 352026 356372 363096 408483 412128 413526 469368 478224 484128 528039 534558 544644 551368 618192 620289 625824 704052 712744 726192 801837 816966 827052 938736 956448 1056078 1069116 1089288 1102736 1225449 1236384 1240578 1408104 1425488 1452384 1584117 1603674 1633932 1654104 1860867 1877472 2112156 2138232 2178576 2205472 2405511 2450898 2481156 2816208 2850976 3168234 3207348 3267864 3308208 3652813 3721734 4224312 4276464 4357152 4811022 4901796 4962312 5582601 5632416 6336468 6414696 6535728 6616416 7216533 7305626 7443468 8448624 8552928 9622044 9803592 9924624 10958439 11165202 12672936 12829392 13071456 14433066 14611252 14886936 16747803 16897248 19244088 19607184 19849248 21649599 21916878 22330404 25345872 25658784 28866132 29222504 29773872 32875317 33495606 38488176 39214368 43299198 43833756 44660808 50243409 50691744 57732264 58445008 59547744 64948797 65750634 66991212 76976352 86598396 87667512 89321616 98625951 100486818 115464528 116890016 129897594 131501268 133982424 173196792 175335024 178643232 197251902 200973636 230929056 259795188 263002536 267964848 295877853 346393584 350670048 394503804 401947272 519590376 526005072 535929696 591755706 692787168 789007608 803894544 887633559 1039180752 1052010144 1183511412 1578015216 1607789088 1775267118 2078361504 2367022824 2662900677 3156030432 3550534236 4734045648 5325801354 7101068472 9468091296 10651602708 14202136944 21303205416 28404273888 42606410832 85212821664
• Sum of all divisors σ(n): 262681660584
• Sum of proper divisors (its aliquot sum) s(n): 177468838920
• 85212821664 is an abundant number, because the sum of its proper divisors (177468838920) is greater than itself. Its abundance is 92256017256

Bases of 85212821664

• Binary: 1001111010111000101000111100010100000₂
• Hexadecimal: 0x13D71478A0
• Base-36: 1359II00

Squares and roots of 85212821664

• 85212821664 squared (85212821664²) is 7261224975940667728896
• 85212821664 cubed (85212821664³) is 618749468937014809827494747602944
• The square root of 85212821664 is 291912.3527088225
• The cube root of 85212821664 is 4400.4961848149

Scales and comparisons

• 85,212,821,664 seconds is equal to 2,709 years, 26 weeks, 1 day, 12 hours, 14 minutes, 24 seconds.
• To count from 1 to 85,212,821,664 would take you about five thousand, four hundred nineteen 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 85212821664 cubic inches would be around 366.7 feet tall.

Recreational maths with 85212821664

• 85212821664 backwards is 46612821258
• The number of decimal digits it has is: 11
• The sum of 85212821664's digits is 45
• More coming soon!