1997900365971392

Names of 1997900365971392

• Cardinal: 1997900365971392 can be written as One quadrillion, nine hundred ninety-seven trillion, nine hundred billion, three hundred sixty-five million, nine hundred seventy-one thousand, three hundred ninety-two.

Scientific notation

• Scientific notation: 1.997900365971392 × 10¹⁵

Factors of 1997900365971392

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 62

Divisors of 1997900365971392

• Number of divisors d(n): 196
• Complete list of divisors:
  1 2 4 8 16 23 32 37 46 64 74 92 148 184 296 368 529 592 736 851 1058 1184 1369 1472 1702 2116 2368 2738 3404 4232 5476 6808 8464 10952 12167 13616 16928 19573 21904 24334 27232 31487 33856 39146 43808 48668 50653 54464 62974 78292 87616 97336 101306 125948 156584 194672 202612 251896 313168 389344 405224 450179 503792 626336 724201 778688 810448 900358 1007584 1165019 1252672 1448402 1620896 1800716 1874161 2015168 2330038 2896804 3241792 3601432 3748322 4660076 5793608 7202864 7496644 9320152 11587216 14405728 14993288 16656623 18640304 23174432 26795437 28811456 29986576 33313246 37280608 43105703 46348864 53590874 59973152 66626492 69343957 74561216 86211406 107181748 119946304 133252984 138687914 172422812 214363496 266505968 277375828 344845624 428726992 533011936 554751656 616295051 689691248 857453984 991431169 1066023872 1109503312 1232590102 1379382496 1594911011 1714907968 1982862338 2219006624 2465180204 2565726409 2758764992 3189822022 3965724676 4438013248 4930360408 5131452818 6379644044 7931449352 9860720816 10262905636 12759288088 15862898704 19721441632 20525811272 22802916887 25518576176 31725797408 36682953253 39442883264 41051622544 45605833774 51037152352 59011707407 63451594816 73365906506 82103245088 91211667548 102074304704 118023414814 146731813012 164206490176 182423335096 236046829628 293463626024 364846670192 472093659256 586927252048 729693340384 843707924819 944187318512 1173854504096 1357269270361 1459386680768 1687415849638 1888374637024 2347709008192 2714538540722 3374831699276 3776749274048 5429077081444 6749663398552 10858154162888 13499326797104 21716308325776 26998653594208 31217193218303 43432616651552 53997307188416 62434386436606 86865233303104 124868772873212 249737545746424 499475091492848 998950182985696 1997900365971392
• Sum of all divisors σ(n): 4259909766503280
• Sum of proper divisors (its aliquot sum) s(n): 2262009400531888
• 1997900365971392 is an abundant number, because the sum of its proper divisors (2262009400531888) is greater than itself. Its abundance is 264109034560496

Bases of 1997900365971392

• Binary: 111000110010001010001101101100111000011111111000000₂
• Hexadecimal: 0x719146D9C3FC0
• Base-36: JO72R9N268

Squares and roots of 1997900365971392

• 1997900365971392 squared (1997900365971392²) is 3991605872348622088659762417664
• 1997900365971392 cubed (1997900365971392³) is 7974830833178869489732874403011571981779468288
• The square root of 1997900365971392 is 44697878.7636660897
• 1997900365971392 is a perfect cube number. Its cube root is 125948
• Being both a perfect square and a perfect cube, 1997900365971392 is also a perfect sixth number.

Scales and comparisons

• 1,997,900,365,971,392 seconds is equal to 63,527,051 years, 37 weeks, 5 days, 8 hours, 56 minutes, 32 seconds.
• To count from 1 to 1,997,900,365,971,392 would take you about one hundred ninety million, five hundred eighty-one thousand, one hundred fifty-five 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 1997900365971392 cubic inches would be around 10495.7 feet tall.

Recreational maths with 1997900365971392

• 1997900365971392 backwards is 2931795630097991
• The number of decimal digits it has is: 16
• The sum of 1997900365971392's digits is 80
• More coming soon!