20446360389

Names of 20446360389

• Cardinal: 20446360389 can be written as Twenty billion, four hundred forty-six million, three hundred sixty thousand, three hundred eighty-nine.

Scientific notation

• Scientific notation: 2.0446360389 × 10¹⁰

Factors of 20446360389

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4855

Divisors of 20446360389

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 9 13 19 21 27 39 49 57 63 91 117 133 147 169 171 189 247 273 351 399 441 507 513 637 741 819 931 1183 1197 1323 1521 1729 1911 2223 2457 2793 3211 3549 3591 4563 4813 5187 5733 6669 8281 8379 9633 10647 12103 14439 15561 17199 22477 24843 25137 28899 31941 33691 36309 43317 46683 62569 67431 74529 86697 91447 101073 108927 129951 157339 187707 202293 223587 235837 274341 303219 326781 437983 472017 563121 606879 640129 707511 813397 823023 909657 1188811 1313949 1416051 1689363 1920387 2122533 2440191 2469069 3065881 3566433 3941847 4248153 4480903 5693779 5761161 6367599 7320573 8321677 9197643 10699299 11825541 13442709 15454543 17081337 17283483 21961719 24965031 27592929 32097897 39856453 40328127 46363629 51244011 58251739 74895093 82778787 108181801 119569359 120984381 139090887 153732033 174755217 224685279 324545403 358708077 417272661 524265651 757272607 973636209 1076124231 1572796953 2271817821 2920908627 6815453463 20446360389
• Sum of all divisors σ(n): 40171867200
• Sum of proper divisors (its aliquot sum) s(n): 19725506811
• 20446360389 is a deficient number, because the sum of its proper divisors (19725506811) is less than itself. Its deficiency is 720853578

Bases of 20446360389

• Binary: 10011000010101100101011001101000101₂
• Hexadecimal: 0x4C2B2B345
• Base-36: 9E58GN9

Squares and roots of 20446360389

• 20446360389 squared (20446360389²) is 418053653156868231321
• 20446360389 cubed (20446360389³) is 8547675654383335408174183543869
• The square root of 20446360389 is 142990.7702930507
• The cube root of 20446360389 is 2734.4627008969

Scales and comparisons

• 20,446,360,389 seconds is equal to 650 years, 6 weeks, 5 days, 16 hours, 33 minutes, 9 seconds.
• To count from 1 to 20,446,360,389 would take you about one thousand, three hundred 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 20446360389 cubic inches would be around 227.9 feet tall.

Recreational maths with 20446360389

• 20446360389 backwards is 98306364402
• The number of decimal digits it has is: 11
• The sum of 20446360389's digits is 45
• More coming soon!