81832977108

Names of 81832977108

• Cardinal: 81832977108 can be written as Eighty-one billion, eight hundred thirty-two million, nine hundred seventy-seven thousand, one hundred eight.

Scientific notation

• Scientific notation: 8.1832977108 × 10¹⁰

Factors of 81832977108

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 154

Divisors of 81832977108

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 37 53 54 59 74 81 106 108 111 118 148 159 162 177 212 222 236 318 324 333 354 444 477 531 636 666 708 954 999 1062 1332 1369 1431 1593 1908 1961 1998 2124 2183 2738 2862 2997 3127 3186 3481 3922 3996 4107 4293 4366 4779 5476 5724 5883 5994 6254 6372 6549 6962 7844 8214 8586 8732 9381 9558 10443 11766 11988 12321 12508 13098 13924 16428 17172 17649 18762 19116 19647 20886 23532 24642 26196 28143 31329 35298 36963 37524 39294 41772 49284 52947 56286 58941 62658 70596 72557 73926 78588 80771 84429 93987 105894 110889 112572 115699 117882 125316 128797 145114 147852 158841 161542 168858 176823 184493 187974 211788 217671 221778 231398 235764 242313 253287 257594 281961 290228 317682 323084 337716 347097 353646 368986 375948 386391 435342 443556 462796 484626 506574 515188 553479 563922 635364 653013 694194 707292 726939 737972 772782 870684 969252 1013148 1041291 1106958 1127844 1159173 1306026 1388388 1453878 1545564 1660437 1959039 2082582 2180817 2213916 2318346 2612052 2907756 3123873 3320874 3477519 3918078 4165164 4280863 4361634 4636692 4765489 4981311 5877117 6247746 6542451 6641748 6826241 6955038 7836156 8561726 8723268 9371619 9530978 9962622 10432557 11754234 12495492 12842589 13084902 13652482 13910076 14296467 14943933 17123452 18743238 19061956 19925244 20478723 20865114 23508468 25685178 26169804 27304964 28592934 29887866 37486476 38527767 40957446 41730228 42889401 51370356 57185868 59775732 61436169 77055534 81914892 85778802 115583301 122872338 128668203 154111068 171557604 184308507 231166602 245744676 252570917 257336406 346749903 368617014 386004609 462333204 505141834 514672812 552925521 693499806 737234028 757712751 772009218 1010283668 1105851042 1386999612 1515425502 1544018436 2211702084 2273138253 3030851004 4546276506 6819414759 9092553012 13638829518 20458244277 27277659036 40916488554 81832977108
• Sum of all divisors σ(n): 227875269006
• Sum of proper divisors (its aliquot sum) s(n): 146042291898
• 81832977108 is an abundant number, because the sum of its proper divisors (146042291898) is greater than itself. Its abundance is 64209314790

Bases of 81832977108

• Binary: 1001100001101101000000010001011010100₂
• Hexadecimal: 0x130DA022D4
• Base-36: 11LD8P90

Squares and roots of 81832977108

• 81832977108 squared (81832977108²) is 6696636142358452043664
• 81832977108 cubed (81832977108³) is 548005672138224635219471928443712
• The square root of 81832977108 is 286064.6379893887
• The cube root of 81832977108 is 4341.5297740255

Scales and comparisons

• 81,832,977,108 seconds is equal to 2,602 years, 1 week, 5 days, 22 hours, 31 minutes, 48 seconds.
• To count from 1 to 81,832,977,108 would take you about five thousand, two hundred four 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 81832977108 cubic inches would be around 361.8 feet tall.

Recreational maths with 81832977108

• 81832977108 backwards is 80177923818
• 81832977108 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 81832977108's digits is 54
• More coming soon!