745042907609

Names of 745042907609

• Cardinal: 745042907609 can be written as Seven hundred forty-five billion, forty-two million, nine hundred seven thousand, six hundred nine.

Scientific notation

• Scientific notation: 7.45042907609 × 10¹¹

Factors of 745042907609

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 530

Divisors of 745042907609

• Number of divisors d(n): 144
• Complete list of divisors:
  1 7 11 13 19 71 77 91 133 143 209 247 361 409 497 781 923 1001 1349 1463 1729 2527 2717 2863 3971 4499 4693 5041 5317 5467 6461 7771 9443 10153 14839 17537 19019 25631 27797 29039 31493 32851 35287 37219 51623 54397 55451 58487 65533 71071 85481 95779 101023 103873 122759 147649 179417 192907 203273 281941 319429 333203 361361 377507 388157 409409 458731 551741 598367 670453 707161 720863 1033543 1053569 1111253 1245127 1350349 1624139 1819801 1919437 1973587 2061769 2236003 2332421 2642549 3665233 3862187 4152577 5046041 6069151 7172633 7374983 7778771 8715889 10483079 11368973 12738607 13436059 13696397 14432383 20017811 21113807 22679459 23657413 25656631 26802997 29068039 39173611 42484057 50208431 73381553 78898963 95874779 115313869 136280027 140124677 147796649 158756213 165601891 187620979 260231543 274215277 294832967 430909721 509256943 552292741 744298609 807197083 953960189 1499080297 1821620801 2063830769 3016368047 3564798601 5210090263 5601826373 8187284699 9675881917 10493562079 39212784611 57310992893 67731173419 106434701087 745042907609
• Sum of all divisors σ(n): 1073455125120
• Sum of proper divisors (its aliquot sum) s(n): 328412217511
• 745042907609 is a deficient number, because the sum of its proper divisors (328412217511) is less than itself. Its deficiency is 416630690098

Bases of 745042907609

• Binary: 1010110101111000000001001001000111011001₂
• Hexadecimal: 0xAD780491D9
• Base-36: 9I9NB6QH

Squares and roots of 745042907609

• 745042907609 squared (745042907609²) is 555088934178472910096881
• 745042907609 cubed (745042907609³) is 413565073501910274674019874122067529
• The square root of 745042907609 is 863158.6804342525
• The cube root of 745042907609 is 9065.5417351679

Scales and comparisons

• 745,042,907,609 seconds is equal to 23,690 years, 3 weeks, 19 hours, 13 minutes, 29 seconds.
• To count from 1 to 745,042,907,609 would take you about forty-seven thousand, three hundred eighty 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 745042907609 cubic inches would be around 755.5 feet tall.

Recreational maths with 745042907609

• 745042907609 backwards is 906709240547
• The number of decimal digits it has is: 12
• The sum of 745042907609's digits is 53
• More coming soon!