997478478711

Names of 997478478711

• Cardinal: 997478478711 can be written as Nine hundred ninety-seven billion, four hundred seventy-eight million, four hundred seventy-eight thousand, seven hundred eleven.

Scientific notation

• Scientific notation: 9.97478478711 × 10¹¹

Factors of 997478478711

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 171

Divisors of 997478478711

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 9 11 13 33 37 39 99 107 111 117 121 143 169 321 333 363 407 429 481 507 963 1089 1177 1221 1287 1369 1391 1443 1521 1573 1859 3531 3663 3959 4107 4173 4329 4477 4719 5291 5577 6253 10593 11877 12321 12519 12947 13431 14157 15059 15301 15873 16731 17797 18083 18759 20449 35631 38841 40293 43549 45177 45903 47619 50653 51467 53391 54249 56277 58201 61347 68783 116523 130647 135531 137709 146483 151959 154401 160173 162747 165649 168311 174603 184041 195767 198913 206349 231361 391941 439449 455877 463203 479039 496947 504933 523809 557183 566137 587301 596739 619047 658489 669071 694083 756613 1318347 1437117 1490841 1514799 1611313 1671549 1698411 1761903 1790217 1904279 1975467 2007213 2082249 2153437 2188043 2269839 2544971 4311351 4833939 5014647 5095233 5419871 5712837 5926401 6021639 6129013 6227507 6460311 6564129 6809517 7243379 7359781 7634913 8560357 14501817 16259613 17138511 17724443 18387039 18682521 19380933 19692387 20947069 21730137 22079343 22904739 24755627 25681071 27994681 48778839 53173329 55161117 56047563 59618581 62841207 65190411 66238029 70458323 74266881 77043213 79677169 80957591 83984043 94163927 159519987 178855743 188523621 211374969 222800643 230417759 239031507 242872773 251952129 272311897 282491781 536567229 634124907 655804391 691253277 717094521 728618319 775041553 816935691 847475343 915958199 1035803197 1967413173 2073759831 2325124659 2450807073 2747874597 2995430867 3107409591 5902239519 6975373977 8243623791 8525457083 8986292601 9322228773 10075540189 25576371249 26958877803 30226620567 76729113747 90679861701 110830942079 332492826237 997478478711
• Sum of all divisors σ(n): 1778992029360
• Sum of proper divisors (its aliquot sum) s(n): 781513550649
• 997478478711 is a deficient number, because the sum of its proper divisors (781513550649) is less than itself. Its deficiency is 215964928062

Bases of 997478478711

• Binary: 1110100000111110010110011011001101110111₂
• Hexadecimal: 0xE83E59B377
• Base-36: CQ8GXJZR

Squares and roots of 997478478711

• 997478478711 squared (997478478711²) is 994963315491610880221521
• 997478478711 cubed (997478478711³) is 992454494309824759886138405762539431
• The square root of 997478478711 is 998738.4435932163
• The cube root of 997478478711 is 9991.5878546019

Scales and comparisons

• 997,478,478,711 seconds is equal to 31,716 years, 37 weeks, 6 days, 19 hours, 11 minutes, 51 seconds.
• To count from 1 to 997,478,478,711 would take you about sixty-three thousand, four hundred thirty-three 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 997478478711 cubic inches would be around 832.6 feet tall.

Recreational maths with 997478478711

• 997478478711 backwards is 117874874799
• The number of decimal digits it has is: 12
• The sum of 997478478711's digits is 72
• More coming soon!