142738857240

Names of 142738857240

• Cardinal: 142738857240 can be written as One hundred forty-two billion, seven hundred thirty-eight million, eight hundred fifty-seven thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.4273885724 × 10¹¹

Factors of 142738857240

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 82646

Divisors of 142738857240

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 29 30 35 40 42 56 58 60 70 71 84 87 105 116 120 140 142 145 168 174 203 210 213 232 280 284 290 348 355 406 420 426 435 497 568 580 609 696 710 812 840 852 870 994 1015 1065 1160 1218 1420 1491 1624 1704 1740 1988 2030 2059 2130 2436 2485 2840 2982 3045 3480 3976 4060 4118 4260 4872 4970 5964 6090 6177 7455 8120 8236 8520 9940 10295 11928 12180 12354 14413 14910 16472 19880 20590 24360 24708 28826 29820 30885 41180 43239 49416 57652 59640 61770 72065 82360 82529 86478 115304 123540 144130 165058 172956 216195 247080 247587 288260 330116 345912 412645 432390 495174 576520 577703 660232 825290 864780 990348 1155406 1237935 1650580 1729560 1733109 1980696 2310812 2393341 2475870 2888515 3301160 3466218 4621624 4786682 4951740 5777030 5859559 6932436 7180023 8665545 9573364 9903480 11554060 11719118 11966705 13864872 14360046 16753387 17331090 17578677 19146728 23108120 23438236 23933410 28720092 29297795 33506774 34662180 35157354 35900115 41016913 46876472 47866820 50260161 57440184 58595590 67013548 69324360 70314708 71800230 82033826 83766935 87893385 95733640 100520322 117191180 123050739 134027096 140629416 143600460 164067652 167533870 169927211 175786770 201040644 205084565 234382360 246101478 251300805 287200920 328135304 335067740 339854422 351573540 402081288 410169130 492202956 502601610 509781633 615253695 670135480 679708844 703147080 820338260 849636055 984405912 1005203220 1019563266 1189490477 1230507390 1359417688 1640676520 1699272110 2010406440 2039126532 2378980954 2461014780 2548908165 3398544220 3568471431 4078253064 4757961908 4922029560 5097816330 5947452385 6797088440 7136942862 9515923816 10195632660 11894904770 14273885724 17842357155 20391265320 23789809540 28547771448 35684714310 47579619080 71369428620 142738857240
• Sum of all divisors σ(n): 513402624000
• Sum of proper divisors (its aliquot sum) s(n): 370663766760
• 142738857240 is an abundant number, because the sum of its proper divisors (370663766760) is greater than itself. Its abundance is 227924909520

Bases of 142738857240

• Binary: 10000100111011111001100001110100011000₂
• Hexadecimal: 0x213BE61D18
• Base-36: 1TKN134O

Squares and roots of 142738857240

• 142738857240 squared (142738857240²) is 20374381366181100417600
• 142738857240 cubed (142738857240³) is 2908215913180640256493910783424000
• The square root of 142738857240 is 377807.9634417465
• The cube root of 142738857240 is 5226.1363765677

Scales and comparisons

• 142,738,857,240 seconds is equal to 4,538 years, 34 weeks, 2 hours, 34 minutes.
• To count from 1 to 142,738,857,240 would take you about nine thousand and seventy-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 142738857240 cubic inches would be around 435.5 feet tall.

Recreational maths with 142738857240

• 142738857240 backwards is 042758837241
• The number of decimal digits it has is: 12
• The sum of 142738857240's digits is 51
• More coming soon!