131818895901

Names of 131818895901

• Cardinal: 131818895901 can be written as One hundred thirty-one billion, eight hundred eighteen million, eight hundred ninety-five thousand, nine hundred one.

Scientific notation

• Scientific notation: 1.31818895901 × 10¹¹

Factors of 131818895901

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 538

Divisors of 131818895901

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 9 11 21 29 33 49 63 77 79 87 99 147 203 231 237 261 319 409 441 539 553 609 693 711 841 869 957 1227 1421 1617 1659 1827 2233 2291 2523 2607 2863 2871 3681 3871 4263 4499 4851 4977 5887 6083 6699 6873 7569 7821 8589 9251 11613 11861 12789 13497 15631 16037 17661 18249 20041 20097 20619 25201 25767 27753 31493 32311 34839 35583 40491 41209 42581 46893 48111 52983 54747 60123 64757 66439 75603 83027 83259 94479 96933 106749 112259 123627 127743 130471 140679 144333 176407 180369 194271 199317 220451 226177 226809 249081 283437 290799 336777 343969 355421 370881 383229 391413 453299 465073 529221 581189 582813 597951 661353 678531 730829 747243 913297 937019 1010331 1031907 1066263 1174239 1234849 1359897 1395219 1583239 1587663 1743567 1984059 2035593 2192487 2407783 2487947 2739891 2811057 3095721 3198789 3255511 3704547 3783659 4079691 4185657 4749717 5115803 5230701 6393079 6559133 6577461 7223349 7463841 8219673 8433171 9766533 10307209 11113641 11350977 14249151 15347409 16854481 17415629 19179237 19677399 21670047 22391523 26485613 27173551 29299599 30921627 34052931 35810621 45913931 46042227 50563443 52246887 57537711 59032197 72150463 79456839 81520653 92764881 107431863 137741793 151690329 156740661 185399291 190214857 216451389 238370517 244561959 298909061 322295589 413225379 505053241 556197873 570644571 649354167 896727183 1331503999 1515159723 1668593619 1711933713 2092363427 2690181549 3994511997 4545479169 6277090281 11983535991 14646543989 18831270843 43939631967 131818895901
• Sum of all divisors σ(n): 254033769600
• Sum of proper divisors (its aliquot sum) s(n): 122214873699
• 131818895901 is a deficient number, because the sum of its proper divisors (122214873699) is less than itself. Its deficiency is 9604022202

Bases of 131818895901

• Binary: 1111010110001000001001011101000011101₂
• Hexadecimal: 0x1EB104BA1D
• Base-36: 1OK1KF19

Squares and roots of 131818895901

• 131818895901 squared (131818895901²) is 17376221316558674601801
• 131818895901 cubed (131818895901³) is 2290514308880185094893338646117701
• The square root of 131818895901 is 363068.7206315081
• The cube root of 131818895901 is 5089.3137244021

Scales and comparisons

• 131,818,895,901 seconds is equal to 4,191 years, 22 weeks, 3 days, 15 hours, 58 minutes, 21 seconds.
• To count from 1 to 131,818,895,901 would take you about eight thousand, three hundred eighty-two 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 131818895901 cubic inches would be around 424.1 feet tall.

Recreational maths with 131818895901

• 131818895901 backwards is 109598818131
• The number of decimal digits it has is: 12
• The sum of 131818895901's digits is 54
• More coming soon!