20309238180

Names of 20309238180

• Cardinal: 20309238180 can be written as Twenty billion, three hundred nine million, two hundred thirty-eight thousand, one hundred eighty.

Scientific notation

• Scientific notation: 2.030923818 × 10¹⁰

Factors of 20309238180

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1465341

Divisors of 20309238180

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 28 30 33 35 36 42 44 45 55 60 63 66 70 77 84 90 99 105 110 126 132 140 154 165 180 198 210 220 231 252 308 315 330 385 396 420 462 495 630 660 693 770 924 990 1155 1260 1386 1540 1980 2310 2772 3465 4620 6930 13860 1465313 2930626 4395939 5861252 7326565 8791878 10257191 13187817 14653130 16118443 17583756 20514382 21979695 26375634 29306260 30771573 32236886 41028764 43959390 48355329 51285955 52751268 61543146 64473772 65939085 80592215 87918780 92314719 96710658 102571910 112829101 123086292 131878170 145065987 153857865 161184430 184629438 193421316 205143820 225658202 241776645 263756340 290131974 307715730 322368860 338487303 369258876 451316404 461573595 483553290 564145505 580263948 615431460 676974606 725329935 923147190 967106580 1015461909 1128291010 1353949212 1450659870 1692436515 1846294380 2030923818 2256582020 2901319740 3384873030 4061847636 5077309545 6769746060 10154619090 20309238180
• Sum of all divisors σ(n): 76805898624
• Sum of proper divisors (its aliquot sum) s(n): 56496660444
• 20309238180 is an abundant number, because the sum of its proper divisors (56496660444) is greater than itself. Its abundance is 36187422264

Bases of 20309238180

• Binary: 10010111010100001100110000110100100₂
• Hexadecimal: 0x4BA8661A4
• Base-36: 9BVLGH0

Squares and roots of 20309238180

• 20309238180 squared (20309238180²) is 412465155451969712400
• 20309238180 cubed (20309238180³) is 8376853083024778439277699432000
• The square root of 20309238180 is 142510.4844564077
• The cube root of 20309238180 is 2728.3361515419

Scales and comparisons

• 20,309,238,180 seconds is equal to 645 years, 40 weeks, 15 hours, 3 minutes.
• To count from 1 to 20,309,238,180 would take you about one thousand, two hundred ninety-one 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 20309238180 cubic inches would be around 227.4 feet tall.

Recreational maths with 20309238180

• 20309238180 backwards is 08183290302
• 20309238180 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20309238180's digits is 36
• More coming soon!