31155339852945

Names of 31155339852945

• Cardinal: 31155339852945 can be written as Thirty-one trillion, one hundred fifty-five billion, three hundred thirty-nine million, eight hundred fifty-two thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 3.1155339852945 × 10¹³

Factors of 31155339852945

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 493

Divisors of 31155339852945

• Number of divisors d(n): 648
• Complete list of divisors:
  1 3 5 7 9 11 15 21 27 33 35 45 49 55 63 77 81 99 105 121 135 147 165 189 231 243 245 297 315 343 363 385 405 441 467 495 539 567 605 693 729 735 847 891 945 1029 1089 1155 1215 1323 1401 1485 1617 1701 1715 1815 2079 2187 2205 2335 2401 2541 2673 2695 2835 3087 3267 3269 3465 3645 3773 3969 4203 4235 4455 4851 5103 5137 5145 5445 5929 6237 6561 6615 7005 7203 7623 8019 8085 8505 9261 9801 9807 10395 10935 11319 11907 12005 12609 12705 13365 14553 15309 15411 15435 16335 16345 16807 17787 18711 18865 19845 21015 21609 22869 22883 24057 24255 25515 25685 26411 27783 29403 29421 29645 31185 32805 33957 35721 35959 36015 37827 38115 40095 41503 43659 45927 46233 46305 49005 49035 50421 53361 56133 56507 56595 59535 63045 64827 68607 68649 72171 72765 76545 77055 79233 83349 84035 88209 88263 88935 93555 101871 107163 107877 108045 113481 114345 114415 120285 124509 130977 132055 138699 138915 147015 147105 151263 160083 160181 168399 169521 169785 178605 179795 184877 189135 194481 205821 205947 207515 218295 229635 231165 237699 250047 251713 252105 264627 264789 266805 280665 282535 290521 305613 321489 323631 324135 340443 343035 343245 360855 373527 392931 395549 396165 416097 416745 441045 441315 453789 480249 480543 505197 508563 509355 535815 539385 554631 567405 583443 617463 617841 622545 654885 693495 713097 750141 755139 756315 793881 794367 800415 800905 841995 847605 871563 916839 924385 970893 972405 1021329 1029105 1029735 1120581 1121267 1178793 1186647 1188495 1248291 1250235 1258565 1323135 1323945 1361367 1440747 1441629 1452605 1525689 1528065 1607445 1618155 1663893 1702215 1750329 1761991 1852389 1853523 1867635 1964655 1977745 2033647 2080485 2139291 2250423 2265417 2268945 2383101 2401245 2402715 2525985 2542815 2614689 2750517 2768843 2773155 2912679 2917215 3063987 3087315 3089205 3361743 3363801 3536379 3559941 3565485 3744873 3750705 3775695 3969405 3971835 4084101 4322241 4324887 4357815 4577067 4584195 4854465 4991679 5106645 5250987 5285973 5557167 5560569 5602905 5606335 5893965 5933235 6100941 6241455 6417873 6796251 6806835 7149303 7203735 7208145 7628445 7844067 7848869 8251551 8306529 8319465 8738037 8751645 8809955 9261945 9267615 10085229 10091403 10168235 10679823 10696455 11234619 11252115 11327085 11915505 12252303 12333937 12966723 12974661 13073445 13731201 13752585 13844215 14563395 14975037 15319935 15752961 15857919 16681707 16808715 16819005 17681895 17799705 18302823 18724365 19253619 19381901 20388753 20420505 21447909 21611205 21624435 22885335 23532201 23546607 24754653 24919587 24958395 26214111 26254935 26429865 27785835 27802845 30255687 30274209 30504705 32039469 32089365 33703857 33981255 35746515 36756909 37001811 38900169 38923983 39220335 39244345 41193603 41257755 41532645 43690185 44925111 47573757 50045121 50426145 50457015 53399115 54908469 56173095 57760857 58145703 61166259 61261515 61669685 64833615 64873305 68656005 70596603 70639821 74758761 74875185 78642333 78764805 79289595 83408535 86337559 90767061 90822627 91514115 96118407 96268095 96909505 101943765 107239545 110270727 111005433 116771949 117661005 117733035 123580809 123773265 124597935 131070555 134775333 135673307 142721271 150135363 151278435 151371045 160197345 164725407 168519285 173282571 174437109 183498777 183784545 185009055 194500845 194619915 205968015 211789809 211919463 224276283 224625555 235926999 237868785 250225605 259012677 272301183 272467881 274542345 288355221 288804285 290728515 305831295 333016299 350315847 352983015 353199105 370742427 373793805 393211665 404325999 407019921 428163813 431687795 453835305 454113135 480592035 494176221 523311327 550496331 551353635 555027165 583859745 617904045 635369427 635758389 672828849 673876665 678366535 713606355 750676815 777038031 817403643 823627035 865065663 866412855 872185545 917493885 949713149 999048897 1050947541 1058949045 1059597315 1121381415 1179634995 1212977997 1221059763 1284491439 1295063385 1361505915 1362339405 1441776105 1482528663 1569933981 1651488993 1665081495 1751579235 1853712135 1906108281 1907275167 2018486547 2021629995 2035099605 2140819065 2331114093 2452210929 2470881105 2595196989 2616556635 2752481655 2849139447 2997146691 3176847135 3178791945 3364144245 3663179289 3853474317 3885190155 4087018215 4325328315 4447585989 4709801943 4748565745 4995244485 5254737705 5721825501 6055459641 6064889985 6105298815 6422457195 6993342279 7356632787 7412643315 7849669905 8257444965 8547418341 8991440073 9530541405 9536375835 10092432735 10989537867 11560422951 11655570465 12261054645 12975984945 13342757967 14129405829 14245697235 14985733455 17165476503 18166378923 18315896445 19267371585 20980026837 22237929945 23549009715 25642255023 26974320219 28609127505 30277298205 32968613601 34966711395 36783163935 42388217487 42737091705 44957200365 51496429509 54947689335 57802114755 62940080511 66713789835 70647029145 76926765069 80922960657 85827382515 90831894615 98905840803 104900134185 127164652461 128211275115 134871601095 164843068005 188820241533 211941087435 230780295207 257482147545 296717522409 314700402555 384633825345 404614803285 494529204015 566460724599 635823262305 692340885621 890152567227 944101207665 1153901476035 1483587612045 2077022656863 2832303622995 3461704428105 4450762836135 6231067970589 10385113284315 31155339852945
• Sum of all divisors σ(n): 72064482864192
• Sum of proper divisors (its aliquot sum) s(n): 40909143011247
• 31155339852945 is an abundant number, because the sum of its proper divisors (40909143011247) is greater than itself. Its abundance is 9753803158302

Bases of 31155339852945

• Binary: 111000101010111101010111101101111110010010001₂
• Hexadecimal: 0x1C55EAF6FC91
• Base-36: B1KKCXW29

Squares and roots of 31155339852945

• 31155339852945 squared (31155339852945²) is 970655201352502974225173025
• 31155339852945 cubed (31155339852945³) is 30241092678165989378104177278020680808625
• The square root of 31155339852945 is 5581696.8614342539
• The cube root of 31155339852945 is 31466.1902641503

Scales and comparisons

• 31,155,339,852,945 seconds is equal to 990,643 years, 22 weeks, 5 days, 6 hours, 15 minutes, 45 seconds.
• To count from 1 to 31,155,339,852,945 would take you about two million, four hundred seventy-six thousand, six hundred eight 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 31155339852945 cubic inches would be around 2622.2 feet tall.

Recreational maths with 31155339852945

• 31155339852945 backwards is 54925893355113
• 31155339852945 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 31155339852945's digits is 63
• More coming soon!