1396867920

Names of 1396867920

• Cardinal: 1396867920 can be written as One billion, three hundred ninety-six million, eight hundred sixty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.39686792 × 10⁹

Factors of 1396867920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6691

Divisors of 1396867920

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 127 140 168 210 240 254 280 336 381 420 508 560 635 762 840 889 1016 1270 1524 1680 1778 1905 2032 2540 2667 3048 3556 3810 4445 5080 5334 6096 6547 7112 7620 8890 10160 10668 13094 13335 14224 15240 17780 19641 21336 26188 26670 30480 32735 35560 39282 42672 45829 52376 53340 65470 71120 78564 91658 98205 104752 106680 130940 137487 157128 183316 196410 213360 229145 261880 274974 314256 366632 392820 458290 523760 549948 687435 733264 785640 831469 916580 1099896 1374870 1571280 1662938 1833160 2199792 2494407 2749740 3325876 3666320 4157345 4988814 5499480 5820283 6651752 8314690 9977628 10998960 11640566 12472035 13303504 16629380 17460849 19955256 23281132 24944070 29101415 33258760 34921698 39910512 46562264 49888140 58202830 66517520 69843396 87304245 93124528 99776280 116405660 139686792 174608490 199552560 232811320 279373584 349216980 465622640 698433960 1396867920
• Sum of all divisors σ(n): 4988633088
• Sum of proper divisors (its aliquot sum) s(n): 3591765168
• 1396867920 is an abundant number, because the sum of its proper divisors (3591765168) is greater than itself. Its abundance is 2194897248

Bases of 1396867920

• Binary: 1010011010000101000001101010000₂
• Hexadecimal: 0x53428350
• Base-36: N3NQ6O

Squares and roots of 1396867920

• 1396867920 squared (1396867920²) is 1951239985925126400
• 1396867920 cubed (1396867920³) is 2725624540560060590105088000
• The square root of 1396867920 is 37374.6962529463
• The cube root of 1396867920 is 1117.8540755499

Scales and comparisons

• 1,396,867,920 seconds is equal to 44 years, 21 weeks, 4 days, 10 hours, 52 minutes.
• To count from 1 to 1,396,867,920 would take you about eighty-eight 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 1396867920 cubic inches would be around 93.2 feet tall.

Recreational maths with 1396867920

• 1396867920 backwards is 0297686931
• The number of decimal digits it has is: 10
• The sum of 1396867920's digits is 51
• More coming soon!