18772172247168

Names of 18772172247168

• Cardinal: 18772172247168 can be written as Eighteen trillion, seven hundred seventy-two billion, one hundred seventy-two million, two hundred forty-seven thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8772172247168 × 10¹³

Factors of 18772172247168

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 2525

Divisors of 18772172247168

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 32 34 36 48 51 54 64 68 72 81 96 102 108 128 136 144 153 162 192 204 216 272 288 289 306 324 384 408 432 459 544 576 578 612 648 816 864 867 918 1088 1152 1156 1224 1296 1377 1632 1728 1734 1836 2176 2312 2448 2503 2592 2601 2754 3264 3456 3468 3672 4624 4896 5006 5184 5202 5508 6528 6936 7344 7509 7803 9248 9792 10012 10368 10404 11016 13872 14688 15018 15606 18496 19584 20024 20808 22032 22527 23409 27744 29376 30036 31212 36992 40048 41616 42551 44064 45054 46818 55488 58752 60072 62424 67581 80096 83232 85102 88128 90108 93636 110976 120144 124848 127653 135162 160192 166464 170204 176256 180216 187272 202743 240288 249696 255306 270324 320384 332928 340408 360432 374544 382959 405486 480576 499392 510612 540648 680816 720864 723367 749088 765918 810972 961152 998784 1021224 1081296 1148877 1361632 1441728 1446734 1498176 1531836 1621944 2042448 2162592 2170101 2297754 2723264 2883456 2893468 2996352 3063672 3243888 3446631 4084896 4325184 4340202 4595508 5446528 5786936 6127344 6265009 6487776 6510303 6893262 8169792 8650368 8680404 9191016 11573872 12254688 12530018 12975552 13020606 13786524 16339584 17360808 18382032 18795027 19530909 23147744 24509376 25060036 25951104 26041212 27573048 34721616 36764064 37590054 39061818 46295488 49018752 50120072 52082424 55146096 56385081 58592727 69443232 73528128 75180108 78123636 92590976 100240144 104164848 106505153 110292192 112770162 117185454 138886464 147056256 150360216 156247272 169155243 200480288 208329696 213010306 220584384 225540324 234370908 277772928 300720432 312494544 319515459 338310486 400960576 416659392 426020612 441168768 451080648 468741816 507465729 601440864 624989088 639030918 676620972 801921152 833318784 852041224 902161296 937483632 958546377 1014931458 1202881728 1249978176 1278061836 1353241944 1704082448 1804322592 1810587601 1874967264 1917092754 2029862916 2405763456 2499956352 2556123672 2706483888 2875639131 3408164896 3608645184 3621175202 3749934528 3834185508 4059725832 5112247344 5412967776 5431762803 5751278262 6816329792 7217290368 7242350404 7499869056 7668371016 8119451664 8626917393 10224494688 10825935552 10863525606 11502556524 13632659584 14484700808 15336742032 16238903328 16295288409 17253834786 20448989376 21651871104 21727051212 23005113048 28969401616 30673484064 32477806656 32590576818 34507669572 40897978752 43454102424 46010226096 48885865227 57938803232 61346968128 64955613312 65181153636 69015339144 86908204848 92020452192 97771730454 115877606464 122693936256 130362307272 138030678288 146657595681 173816409696 184040904384 195543460908 231755212928 260724614544 276061356576 293315191362 347632819392 368081808768 391086921816 521449229088 552122713152 586630382724 695265638784 782173843632 1042898458176 1104245426304 1173260765448 1564347687264 2085796916352 2346521530896 3128695374528 4693043061792 6257390749056 9386086123584 18772172247168
• Sum of all divisors σ(n): 59368922879805
• Sum of proper divisors (its aliquot sum) s(n): 40596750632637
• 18772172247168 is an abundant number, because the sum of its proper divisors (40596750632637) is greater than itself. Its abundance is 21824578385469

Bases of 18772172247168

• Binary: 100010001001010111100101010001001000010000000₂
• Hexadecimal: 0x1112BCA89080
• Base-36: 6NJTEO800

Squares and roots of 18772172247168

• 18772172247168 squared (18772172247168²) is 352394450877344478884020224
• 18772172247168 cubed (18772172247168³) is 6615209330815693095312675853212038725632
• The square root of 18772172247168 is 4332686.4930627045
• The cube root of 18772172247168 is 26576.9318949977

Scales and comparisons

• 18,772,172,247,168 seconds is equal to 596,897 years, 4 days, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 18,772,172,247,168 would take you about one million, four hundred ninety-two thousand, two hundred forty-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 18772172247168 cubic inches would be around 2214.7 feet tall.

Recreational maths with 18772172247168

• 18772172247168 backwards is 86174227127781
• The number of decimal digits it has is: 14
• The sum of 18772172247168's digits is 63
• More coming soon!