1297950991389

Names of 1297950991389

• Cardinal: 1297950991389 can be written as One trillion, two hundred ninety-seven billion, nine hundred fifty million, nine hundred ninety-one thousand, three hundred eighty-nine.

Scientific notation

• Scientific notation: 1.297950991389 × 10¹²

Factors of 1297950991389

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 495

Divisors of 1297950991389

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 13 17 31 39 51 93 117 153 169 221 279 289 403 431 507 527 663 867 1209 1293 1521 1581 1989 2197 2601 2873 3627 3757 3879 4743 4913 5239 5603 6591 6851 7327 8619 8959 11271 13361 14739 15717 16809 19773 20553 21981 25857 26877 33813 37349 40083 44217 47151 48841 50427 61659 63869 65943 68107 72839 80631 89063 95251 112047 116467 120249 124559 146523 152303 173693 191607 204321 218517 227137 267189 285753 336141 349401 373677 439569 456909 521079 574821 612963 634933 655551 681411 801567 830297 857259 946907 1048203 1121031 1157819 1238263 1370727 1514071 1563237 1619267 1904799 1979939 2044233 2117503 2258009 2490891 2840721 2952781 3473457 3714789 3861329 4542213 4857801 5714397 5939817 6352509 6774027 7472673 8522163 8858343 10420371 10793861 11144367 11583987 13626639 14573403 16097419 17819451 19057527 19682923 20322081 21050471 25739207 26575029 27527539 29354117 32381583 34751961 38386153 48292257 50197277 59048769 63151413 65642593 77217621 82582617 88062351 97144749 115158459 144876771 150591831 177146307 189454239 196927779 231652863 247747851 264187053 273656123 334609691 345475377 357858007 451775493 499019989 590783337 652564601 820968369 853353709 1003829073 1073574021 1497059967 1957693803 2462905107 2560061127 3011487219 3220722063 4491179901 4652154091 5873081409 7680183381 8483339813 11093598217 13956462273 25450019439 33280794651 41869386819 76350058317 99842383953 144216776821 432650330463 1297950991389
• Sum of all divisors σ(n): 2232670003200
• Sum of proper divisors (its aliquot sum) s(n): 934719011811
• 1297950991389 is a deficient number, because the sum of its proper divisors (934719011811) is less than itself. Its deficiency is 363231979578

Bases of 1297950991389

• Binary: 10010111000110011111010000110010000011101₂
• Hexadecimal: 0x12E33E8641D
• Base-36: GK9QIAL9

Squares and roots of 1297950991389

• 1297950991389 squared (1297950991389²) is 1684676776047687952149321
• 1297950991389 cubed (1297950991389³) is 2186627891641120906633522385313196869
• The square root of 1297950991389 is 1139276.5210382421
• The cube root of 1297950991389 is 10908.1917809859

Scales and comparisons

• 1,297,950,991,389 seconds is equal to 41,270 years, 42 weeks, 6 days, 22 hours, 3 minutes, 9 seconds.
• To count from 1 to 1,297,950,991,389 would take you about one hundred three thousand, one hundred seventy-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 1297950991389 cubic inches would be around 909 feet tall.

Recreational maths with 1297950991389

• 1297950991389 backwards is 9831990597921
• The number of decimal digits it has is: 13
• The sum of 1297950991389's digits is 72
• More coming soon!