1997736253821

Names of 1997736253821

• Cardinal: 1997736253821 can be written as One trillion, nine hundred ninety-seven billion, seven hundred thirty-six million, two hundred fifty-three thousand, eight hundred twenty-one.

Scientific notation

• Scientific notation: 1.997736253821 × 10¹²

Factors of 1997736253821

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 210

Divisors of 1997736253821

• Number of divisors d(n): 560
• Complete list of divisors:
  1 3 7 9 11 19 21 27 33 43 49 57 63 77 81 99 127 129 133 147 171 189 209 231 243 297 301 343 381 387 399 441 473 513 539 567 627 693 729 817 889 891 903 931 1029 1143 1161 1197 1323 1397 1419 1463 1539 1617 1701 1881 2079 2107 2401 2413 2451 2667 2673 2709 2793 3087 3311 3429 3483 3591 3773 3969 4191 4257 4389 4617 4851 5103 5461 5643 5719 6223 6237 6321 6517 7203 7239 7353 8001 8019 8127 8379 8987 9261 9779 9933 10241 10287 10449 10773 11319 11907 12573 12771 13167 13851 14553 14749 16383 16891 16929 17157 18669 18711 18963 19551 21609 21717 22059 23177 24003 24381 25137 26411 26543 26961 27783 29337 29799 30723 30861 31347 32319 33957 35721 37719 38227 38313 39501 40033 43561 43659 44247 45619 49149 50673 50787 51471 56007 56133 56889 58653 60071 62909 64827 65151 66177 68453 69531 71687 72009 73143 75411 79233 79629 80883 83349 88011 89397 92169 92583 96957 101871 103243 103759 113157 114681 114939 118237 118503 120099 130683 130977 132741 136857 147447 152019 152361 154413 162239 168021 170667 175959 180213 185801 188727 194481 195453 198531 205359 208593 215061 216027 219429 226233 237699 238887 242649 250047 264033 267589 268191 276507 280231 304927 305613 309729 311277 339471 344043 344817 354711 355509 360297 392049 392931 398223 410571 420497 440363 442341 456057 463239 479171 486717 501809 504063 512001 527877 540639 557403 566181 583443 586359 595593 616077 625779 645183 648081 678699 713097 716661 726313 727947 792099 802767 804573 827659 829521 840693 914781 916839 929187 933831 1018413 1032129 1064133 1066527 1080891 1135673 1141349 1176147 1194669 1231713 1261491 1300607 1321089 1327023 1368171 1389717 1437513 1460151 1505427 1512189 1536003 1583631 1621917 1672209 1698543 1750329 1759077 1848231 1873123 1877337 1935549 1961617 2139291 2149983 2178939 2183841 2376297 2408301 2413719 2482977 2488563 2522079 2744343 2750517 2787561 2801493 2943479 3082541 3096387 3192399 3242673 3354197 3407019 3424047 3528441 3584007 3695139 3784473 3901821 3963267 3981069 4104513 4169151 4312539 4380453 4516281 4536567 4750893 4865751 5016627 5084191 5095629 5544693 5619369 5632011 5793613 5806647 5884851 6417873 6449949 6536817 6551523 7128891 7224903 7448931 7465689 7566237 7989443 8233029 8362683 8404479 8830437 9104249 9247623 9289161 9577197 9728019 10062591 10221057 10272141 10585323 10752021 11085417 11353419 11705463 11889801 12313539 12937617 13111861 13141359 13548843 14597253 15049881 15252573 15286887 16634079 16858107 16896033 17380839 17419941 17654553 19253619 19349847 19610451 20604353 21577787 21674709 22346793 22698711 23968329 24699087 25088049 25213437 26491311 27312747 27742869 27867483 28731591 29184057 30187773 30663171 30816423 31755969 33256251 34060257 35116389 35589337 35669403 38812851 39335583 39424077 40646529 43791759 45149643 45757719 45860661 49902237 50574321 52142517 52259823 52963659 55926101 58831353 61813059 63729743 64733361 65024127 67040379 68096133 71904987 74097261 75264147 75640311 79473933 81938241 83228607 86194773 90563319 91989513 92449269 102180771 105349167 106768011 107008209 116438553 118006749 118272231 121939587 135448929 137273157 144230471 151722963 156427551 158890977 167778303 176494059 185439177 191189229 194200083 195072381 201121137 204288399 215714961 222291783 238421799 245814723 249125359 249685821 271689957 275968539 277347807 306542313 316047501 320304033 321024627 349315659 354020247 365818761 391482707 411819471 432691413 455168889 469282653 476672931 503334909 529482177 556317531 573567687 582600249 603363411 647144883 715265397 737444169 747376077 749057463 815069871 827905617 832043421 948142503 960912099 1062060741 1174448121 1235458413 1298074239 1365506667 1407847959 1430018793 1510004727 1668952593 1720703061 1747800747 1941434649 2145796191 2212332507 2242128231 2247172389 2445209613 2740378949 2882736297 3186182223 3523344363 3706375239 3894222717 4223543877 4530014181 5006857779 5162109183 5243402241 5824303947 6636997521 6726384693 8221136847 8648208891 9558546669 10570033089 11682668151 13590042543 15020573337 15486327549 15730206723 20179154079 24663410541 25944626673 31710099267 35048004453 40770127629 46458982647 60537462237 73990231623 95130297801 105144013359 181612386711 221970694869 285390893403 665912084607 1997736253821
• Sum of all divisors σ(n): 4138158858240
• Sum of proper divisors (its aliquot sum) s(n): 2140422604419
• 1997736253821 is an abundant number, because the sum of its proper divisors (2140422604419) is greater than itself. Its abundance is 142686350598

Bases of 1997736253821

• Binary: 11101000100100010010111000001100101111101₂
• Hexadecimal: 0x1D1225C197D
• Base-36: PHQWL2T9

Squares and roots of 1997736253821

• 1997736253821 squared (1997736253821²) is 3990950139830762937100041
• 1997736253821 cubed (1997736253821³) is 7972865781531904468894566964845506661
• The square root of 1997736253821 is 1413412.9806326953
• The cube root of 1997736253821 is 12594.4551352369

Scales and comparisons

• 1,997,736,253,821 seconds is equal to 63,521 years, 43 weeks, 2 days, 9 hours, 10 minutes, 21 seconds.
• To count from 1 to 1,997,736,253,821 would take you about one hundred fifty-eight thousand, eight 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 1997736253821 cubic inches would be around 1049.5 feet tall.

Recreational maths with 1997736253821

• 1997736253821 backwards is 1283526377991
• 1997736253821 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1997736253821's digits is 63
• More coming soon!