18429461901

Names of 18429461901

• Cardinal: 18429461901 can be written as Eighteen billion, four hundred twenty-nine million, four hundred sixty-one thousand, nine hundred one.

Scientific notation

• Scientific notation: 1.8429461901 × 10¹⁰

Factors of 18429461901

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 304

Divisors of 18429461901

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 9 19 27 31 57 81 93 171 243 251 279 361 513 589 729 753 837 1083 1539 1767 2187 2259 2511 3249 4617 4769 5301 6561 6777 7533 7781 9747 11191 13851 14307 15903 20331 22599 23343 29241 33573 41553 42921 47709 60993 67797 70029 87723 90611 100719 124659 128763 143127 147839 182979 203391 210087 263169 271833 302157 386289 429381 443517 548937 630261 789507 815499 906471 1158867 1288143 1330551 1646811 1890783 2368521 2446497 2719413 2808941 3476601 3864429 3991653 5672349 7339491 8158239 8426823 10429803 11974959 17017047 22018473 24474717 25280469 31289409 35924877 51051141 66055419 73424151 75841407 107774631 198166257 227524221 323323893 594498771 682572663 969971679 2047717989 6143153967 18429461901
• Sum of all divisors σ(n): 30235330944
• Sum of proper divisors (its aliquot sum) s(n): 11805869043
• 18429461901 is a deficient number, because the sum of its proper divisors (11805869043) is less than itself. Its deficiency is 6623592858

Bases of 18429461901

• Binary: 10001001010011110110100010110001101₂
• Hexadecimal: 0x44A7B458D
• Base-36: 8GSFBT9

Squares and roots of 18429461901

• 18429461901 squared (18429461901²) is 339645065960410533801
• 18429461901 cubed (18429461901³) is 6259475802980017907004602215701
• The square root of 18429461901 is 135755.1542336423
• The cube root of 18429461901 is 2641.4205461795

Scales and comparisons

• 18,429,461,901 seconds is equal to 585 years, 51 weeks, 6 days, 22 hours, 58 minutes, 21 seconds.
• To count from 1 to 18,429,461,901 would take you about one thousand, one hundred seventy-one 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 18429461901 cubic inches would be around 220.1 feet tall.

Recreational maths with 18429461901

• 18429461901 backwards is 10916492481
• The number of decimal digits it has is: 11
• The sum of 18429461901's digits is 45
• More coming soon!