142157588720

Names of 142157588720

• Cardinal: 142157588720 can be written as One hundred forty-two billion, one hundred fifty-seven million, five hundred eighty-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.4215758872 × 10¹¹

Factors of 142157588720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 345

Divisors of 142157588720

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 49 56 70 80 98 112 140 196 245 280 331 392 490 560 662 784 980 1324 1655 1960 2317 2648 3310 3920 4634 5296 6620 9268 11585 13240 16219 18536 23170 26480 32438 37072 46340 64876 81095 92680 109561 129752 162190 185360 219122 259504 324380 438244 547805 648760 766927 876488 1095610 1297520 1533854 1752976 2191220 3067708 3834635 4382440 5368489 6135416 7669270 8764880 10736978 12270832 15338540 21473956 26842445 30677080 36264691 42947912 53684890 61354160 72529382 85895824 107369780 145058764 181323455 214739560 253852837 290117528 362646910 429479120 507705674 580235056 725293820 1015411348 1269264185 1450587640 1776969859 2030822696 2538528370 2901175280 3553939718 4061645392 5077056740 7107879436 8884849295 10154113480 14215758872 17769698590 20308226960 28431517744 35539397180 71078794360 142157588720
• Sum of all divisors σ(n): 385643339568
• Sum of proper divisors (its aliquot sum) s(n): 243485750848
• 142157588720 is an abundant number, because the sum of its proper divisors (243485750848) is greater than itself. Its abundance is 101328162128

Bases of 142157588720

• Binary: 10000100011001010000001010100011110000₂
• Hexadecimal: 0x211940A8F0
• Base-36: 1TB0YHGW

Squares and roots of 142157588720

• 142157588720 squared (142157588720²) is 20208780030684671238400
• 142157588720 cubed (142157588720³) is 2872831440135020473916880270848000
• The square root of 142157588720 is 377037.9141677929
• The cube root of 142157588720 is 5219.0326779757

Scales and comparisons

• 142,157,588,720 seconds is equal to 4,520 years, 8 weeks, 6 days, 11 hours, 5 minutes, 20 seconds.
• To count from 1 to 142,157,588,720 would take you about nine thousand and forty 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 142157588720 cubic inches would be around 434.9 feet tall.

Recreational maths with 142157588720

• 142157588720 backwards is 027885751241
• The number of decimal digits it has is: 12
• The sum of 142157588720's digits is 50
• More coming soon!