668972842470016

Names of 668972842470016

• Cardinal: 668972842470016 can be written as Six hundred sixty-eight trillion, nine hundred seventy-two billion, eight hundred forty-two million, four hundred seventy thousand and sixteen.

Scientific notation

• Scientific notation: 6.68972842470016 × 10¹⁴

Factors of 668972842470016

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 2397

Divisors of 668972842470016

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 4 7 8 14 16 28 31 32 49 56 62 64 98 112 124 128 196 217 224 248 343 392 434 448 496 686 784 868 896 961 992 1372 1519 1568 1736 1922 1984 2357 2401 2744 3038 3136 3472 3844 3968 4714 4802 5488 6076 6272 6727 6944 7688 9428 9604 10633 10976 12152 13454 13888 15376 16499 18856 19208 21266 21952 24304 26908 27776 29791 30752 32998 37712 38416 42532 43904 47089 48608 53816 59582 61504 65996 73067 74431 75424 76832 85064 94178 97216 107632 115493 119164 123008 131992 146134 148862 150848 153664 170128 188356 194432 208537 215264 230986 238328 263984 292268 297724 301696 307328 329623 340256 376712 417074 430528 461972 476656 511469 527968 584536 595448 659246 680512 753424 808451 834148 861056 923521 923944 953312 1022938 1055936 1169072 1190896 1318492 1361024 1459759 1506848 1616902 1668296 1847042 1847888 1906624 2045876 2111872 2265077 2307361 2338144 2381792 2636984 2919518 3013696 3233804 3336592 3580283 3694084 3695776 3813248 4091752 4530154 4614722 4676288 4763584 5273968 5659157 5839036 6027392 6464647 6467608 6673184 7160566 7388168 7391552 8183504 9060308 9229444 9352576 9527168 10218313 10547936 11318314 11678072 12929294 12935216 13346368 14321132 14776336 14783104 15855539 16367008 18120616 18458888 20436626 21095872 22636628 23356144 25061981 25858588 25870432 26692736 28642264 29552672 31711078 32734016 36241232 36917776 40873252 42191744 45252529 45273256 46712288 50123962 51717176 51740864 57284528 59105344 63422156 65468032 70217387 71528191 72482464 73835552 81746504 90505058 90546512 93424576 100247924 103434352 103481728 110988773 114569056 118210688 126844312 140434774 143056382 144964928 147671104 163493008 175433867 181010116 181093024 186849152 200495848 206868704 221977546 229138112 253688624 280869548 286112764 289929856 295342208 316767703 326986016 350867734 362020232 362186048 400991696 413737408 443955092 458276224 491521709 507377248 561739096 572225528 633535406 653972032 701735468 724040464 724372096 776921411 801983392 827474816 887910184 983043418 1014754496 1123478192 1144451056 1267070812 1307944064 1403470936 1448080928 1553842822 1603966784 1775820368 1966086836 2029508992 2176738997 2217373921 2246956384 2288902112 2534141624 2806941872 2896161856 3107685644 3207933568 3440651963 3551640736 3932173672 4353477994 4434747842 4493912768 4577804224 5068283248 5438449877 5613883744 5792323712 6215371288 6881303926 7103281472 7864347344 8706955988 8869495684 8987825536 9155608448 10136566496 10876899754 11227767488 12430742576 13762607852 14206562944 15237172979 15728694688 17413911976 17738991368 20273132992 21753799508 22455534976 24084563741 24861485152 27525215704 30474345958 31457389376 34827823952 35477982736 40546265984 43507599016 48169127482 49722970304 55050431408 60948691916 62914778752 69655647904 70955965472 87015198032 96338254964 99445940608 106660210853 110100862816 121897383832 139311295808 141911930944 168591946187 174030396064 192676509928 213320421706 220201725632 243794767664 278622591616 283823861888 337183892374 348060792128 385353019856 426640843412 440403451264 487589535328 674367784748 696121584256 746621475971 770706039712 853281686824 975179070656 1348735569496 1493242951942 1541412079424 1706563373648 1950358141312 2697471138992 2986485903884 3082824158848 3413126747296 5226350331797 5394942277984 5972971807768 6826253494592 10452700663594 10789884555968 11945943615536 13652506989184 20905401327188 21579769111936 23891887231072 41810802654376 47783774462144 83621605308752 95567548924288 167243210617504 334486421235008 668972842470016
• Sum of all divisors σ(n): 1607253163713450
• Sum of proper divisors (its aliquot sum) s(n): 938280321243434
• 668972842470016 is an abundant number, because the sum of its proper divisors (938280321243434) is greater than itself. Its abundance is 269307478773418

Bases of 668972842470016

• Binary: 10011000000110110101100000101000111100101010000000₂
• Hexadecimal: 0x2606D60A3CA80
• Base-36: 6L4PVQ1FGG

Squares and roots of 668972842470016

• 668972842470016 squared (668972842470016²) is 447524663962412842831859040256
• 668972842470016 cubed (668972842470016³) is 299381846526374053103485505039907786216964096
• The square root of 668972842470016 is 25864509.3220423571
• The cube root of 668972842470016 is 87458.6620505605

Scales and comparisons

• 668,972,842,470,016 seconds is equal to 21,271,267 years, 6 weeks, 2 days, 7 hours, 16 seconds.
• To count from 1 to 668,972,842,470,016 would take you about fifty-three million, one hundred seventy-eight thousand, one hundred sixty-seven 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 668972842470016 cubic inches would be around 7288.2 feet tall.

Recreational maths with 668972842470016

• 668972842470016 backwards is 610074248279866
• The number of decimal digits it has is: 15
• The sum of 668972842470016's digits is 70
• More coming soon!