1397720821140

Names of 1397720821140

• Cardinal: 1397720821140 can be written as One trillion, three hundred ninety-seven billion, seven hundred twenty million, eight hundred twenty-one thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.39772082114 × 10¹²

Factors of 1397720821140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 447963

Divisors of 1397720821140

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 54 60 63 70 84 90 105 108 126 135 140 180 189 210 252 270 315 378 420 540 630 756 827 945 1260 1654 1890 2481 3308 3780 4135 4962 5789 7443 8270 9924 11578 12405 14886 16540 17367 22329 23156 24810 28945 29772 34734 37215 44658 49620 52101 57890 69468 74430 86835 89316 104202 111645 115780 148860 156303 173670 208404 223290 260505 312606 347340 446580 447119 521010 625212 781515 894238 1042020 1341357 1563030 1788476 2235595 2682714 3126060 3129833 4024071 4471190 5365428 6259666 6706785 8048142 8942380 9389499 12072213 12519332 13413570 15649165 16096284 18778998 20120355 24144426 26827140 28168497 31298330 37557996 40240710 46947495 48288852 56336994 60361065 62596660 80481420 84505491 93894990 112673988 120722130 140842485 169010982 187789980 241444260 281684970 338021964 369767413 422527455 563369940 739534826 845054910 1109302239 1479069652 1690109820 1848837065 2218604478 2588371891 3327906717 3697674130 4437208956 5176743782 5546511195 6655813434 7395348260 7765115673 9983720151 10353487564 11093022390 12941859455 13311626868 15530231346 16639533585 19967440302 22186044780 23295347019 25883718910 31060462692 33279067170 38825578365 39934880604 46590694038 49918600755 51767437820 66558134340 69886041057 77651156730 93181388076 99837201510 116476735095 139772082114 155302313460 199674403020 232953470190 279544164228 349430205285 465906940380 698860410570 1397720821140
• Sum of all divisors σ(n): 4975694438400
• Sum of proper divisors (its aliquot sum) s(n): 3577973617260
• 1397720821140 is an abundant number, because the sum of its proper divisors (3577973617260) is greater than itself. Its abundance is 2180252796120

Bases of 1397720821140

• Binary: 10100010101101110101001110010110110010100₂
• Hexadecimal: 0x1456EA72D94
• Base-36: HU3QVZX0

Squares and roots of 1397720821140

• 1397720821140 squared (1397720821140²) is 1953623493848275870899600
• 1397720821140 cubed (1397720821140³) is 2730620234020007888847037542497544000
• The square root of 1397720821140 is 1182252.4354553049
• The cube root of 1397720821140 is 11180.8154278125

Scales and comparisons

• 1,397,720,821,140 seconds is equal to 44,443 years, 10 weeks, 2 days, 7 hours, 39 minutes.
• To count from 1 to 1,397,720,821,140 would take you about one hundred eleven thousand, one hundred seven 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 1397720821140 cubic inches would be around 931.7 feet tall.

Recreational maths with 1397720821140

• 1397720821140 backwards is 0411280277931
• 1397720821140 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1397720821140's digits is 45
• More coming soon!