1421028180

Names of 1421028180

• Cardinal: 1421028180 can be written as One billion, four hundred twenty-one million, twenty-eight thousand, one hundred eighty.

Scientific notation

• Scientific notation: 1.42102818 × 10⁹

Factors of 1421028180

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 55241

Divisors of 1421028180

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 13 15 18 20 22 26 30 33 36 39 44 45 52 55 60 65 66 78 90 99 110 117 130 132 143 156 165 180 195 198 220 234 260 286 330 390 396 429 468 495 572 585 660 715 780 858 990 1170 1287 1430 1716 1980 2145 2340 2574 2860 4290 5148 6435 8580 12870 25740 55207 110414 165621 220828 276035 331242 496863 552070 607277 662484 717691 828105 993726 1104140 1214554 1435382 1656210 1821831 1987452 2153073 2429108 2484315 2870764 3036385 3312420 3588455 3643662 4306146 4968630 5465493 6072770 6459219 7176910 7287324 7894601 8612292 9109155 9937260 10765365 10930986 12145540 12918438 14353820 15789202 18218310 21530730 21861972 23683803 25836876 27327465 31578404 32296095 36436620 39473005 43061460 47367606 54654930 64592190 71051409 78946010 94735212 109309860 118419015 129184380 142102818 157892020 236838030 284205636 355257045 473676060 710514090 1421028180
• Sum of all divisors σ(n): 5064119424
• Sum of proper divisors (its aliquot sum) s(n): 3643091244
• 1421028180 is an abundant number, because the sum of its proper divisors (3643091244) is greater than itself. Its abundance is 2222063064

Bases of 1421028180

• Binary: 1010100101100110010101101010100₂
• Hexadecimal: 0x54B32B54
• Base-36: NI1KD0

Squares and roots of 1421028180

• 1421028180 squared (1421028180²) is 2019321088354112400
• 1421028180 cubed (1421028180³) is 2869512171019463539287432000
• The square root of 1421028180 is 37696.5274262763
• The cube root of 1421028180 is 1124.2620820113

Scales and comparisons

• 1,421,028,180 seconds is equal to 45 years, 9 weeks, 4 days, 2 hours, 3 minutes.
• To count from 1 to 1,421,028,180 would take you about ninety 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 1421028180 cubic inches would be around 93.7 feet tall.

Recreational maths with 1421028180

• 1421028180 backwards is 0818201241
• The number of decimal digits it has is: 10
• The sum of 1421028180's digits is 27
• More coming soon!