1999009387731180097

Names of 1999009387731180097

• Cardinal: 1999009387731180097 can be written as One quintillion, nine hundred ninety-nine quadrillion, nine trillion, three hundred eighty-seven billion, seven hundred thirty-one million, one hundred eighty thousand and ninety-seven.

Scientific notation

• Scientific notation: 1.999009387731180097 × 10¹⁸

Factors of 1999009387731180097

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 256

Divisors of 1999009387731180097

• Number of divisors d(n): 256
• Complete list of divisors:
  1 7 13 49 91 109 127 169 343 637 763 889 1183 1417 1651 2197 4459 5341 6223 8281 9919 11557 11881 13843 15379 16129 18421 21463 37387 43561 57967 69433 80899 83167 96901 107653 112903 128947 150241 154453 179959 209677 239473 279019 486031 566293 582169 678307 753571 790321 902629 1051687 1081171 1259713 1295029 1467739 1508887 1676311 1758061 1953133 2007889 2048383 2339467 2725801 4075183 4748149 5532247 6318403 7361809 7568197 8817991 9065203 10274173 10562209 11734177 12306427 13671931 14055223 14338681 16376269 16835377 19080607 19615531 22854793 26102557 26628979 30413071 35435413 52977379 61725937 63456421 71919211 73935463 82139239 86144989 95703517 98386561 100370767 114633883 117847639 133564249 137308717 159983551 164468683 182717899 186402853 191628649 212891497 218859901 223273747 248047891 255001903 297112309 346176727 444194947 517548241 603014923 688705927 702595369 802437181 824933473 934949743 961161019 1119884857 1151280781 1279025293 1304819971 1341400543 1490240479 1532019307 1562916229 1736335237 1785013321 2079786163 2138092879 2423237089 2491172437 2845178713 2902558711 3315024739 3862460017 4500297451 5774534311 6728127133 7839193999 8058965467 8953177051 9133739797 9389803801 10431683353 10724135149 10940413603 12154346659 12495093247 14558503141 14966650153 16962659623 17438207059 19916250991 20317910977 20887522741 23205173173 24336838423 27037220119 27795207427 31502082157 32385241681 37733263243 56412758269 65728626607 75068946043 76582895221 87465652729 101909521987 104766551071 118738617361 122067449413 139413756937 142225376839 146212659187 162436212211 170357868961 189260540833 194566451989 220514575099 226696691767 264132842701 271537795633 316378899499 361337696551 421008141853 490532422159 733365857497 854472145891 975896298559 995577637873 1023488614309 1137053485477 1192505082727 1324823785831 1361965163923 1543602025693 1586876842369 1848929898907 1900764569431 2214652296493 2529363875857 2652715388107 2947056992971 3433726955113 3529991343229 4112925693487 7164420300163 8347535579089 9533756147461 11108137896583 12942509292349 13305351986017 15502566075451 17705547130999 18569007716749 20629398950797 24036088685791 24709939402603 28790479854409 34485300045391 45889887461977 53468034015331 93137463902119 108517962528157 123938829916993 129983054017243 144405792655579 168252620800537 172969575818221 201533358980863 241397100317737 321229212233839 374276238107317 448308900590083 909881378120701 1210787030727547 1410733512866041 1689779702224159 2248604485636873 2619933666751219 3138162304130581 5828015707671079 11828457915569113 15740231399458111 18339535667258533 21967136128914067 40796109953697553 153769952902398469 285572769675882871 1999009387731180097
• Sum of all divisors σ(n): 2568996535705600000
• Sum of proper divisors (its aliquot sum) s(n): 569987147974419903
• 1999009387731180097 is a deficient number, because the sum of its proper divisors (569987147974419903) is less than itself. Its deficiency is 1429022239756760194

Bases of 1999009387731180097

• Binary: 1101110111101111010000111001001101010011000110101101001000001₂
• Hexadecimal: 0x1BBDE8726A635A41
• Base-36: F6R1OR029001

Squares and roots of 1999009387731180097

• 1999009387731180097 squared (1999009387731180097²) is 3996038532237387524515765412248929409
• 1999009387731180097 cubed (1999009387731180097³) is 7988118539678063615480778325777561901448779476418772673
• The square root of 1999009387731180097 is 1413863284.6676442701
• 1999009387731180097 is a perfect cube number. Its cube root is 1259713

Scales and comparisons

• 1,999,009,387,731,180,097 seconds is equal to 63,562,315,187 years, 43 weeks, 1 day, 3 hours, 21 minutes, 37 seconds.
• To count from 1 to 1,999,009,387,731,180,097 would take you about two hundred twenty-two billion, four hundred sixty-eight million, one hundred three thousand, one hundred fifty-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 1999009387731180097 cubic inches would be around 104976.1 feet tall.

Recreational maths with 1999009387731180097

• 1999009387731180097 backwards is 7900811377839009991
• 1999009387731180097 is a Harshad number.
• The number of decimal digits it has is: 19
• The sum of 1999009387731180097's digits is 91
• More coming soon!