18319090968

Names of 18319090968

• Cardinal: 18319090968 can be written as Eighteen billion, three hundred nineteen million, ninety thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8319090968 × 10¹⁰

Factors of 18319090968

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1499

Divisors of 18319090968

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 23 24 29 36 46 58 69 72 87 92 116 138 174 184 207 232 261 276 348 349 414 522 552 667 696 698 828 1044 1047 1093 1334 1396 1656 2001 2088 2094 2186 2668 2792 3141 3279 4002 4188 4372 5336 6003 6282 6558 8004 8027 8376 8744 9837 10121 12006 12564 13116 16008 16054 19674 20242 24012 24081 25128 25139 26232 30363 31697 32108 39348 40484 48024 48162 50278 60726 63394 64216 72243 75417 78696 80968 91089 95091 96324 100556 121452 126788 144486 150834 182178 190182 192648 201112 226251 232783 242904 253576 285273 288972 301668 364356 380364 381457 452502 465566 570546 577944 603336 698349 728712 729031 760728 762914 905004 931132 1141092 1144371 1396698 1458062 1525828 1810008 1862264 2095047 2187093 2282184 2288742 2793396 2916124 3051656 3433113 4190094 4374186 4577484 5586792 5832248 6561279 6866226 8380188 8748372 8773511 9154968 11062253 13122558 13732452 16760376 17496744 17547022 22124506 26245116 26320533 27464904 33186759 35094044 44249012 52490232 52641066 66373518 70188088 78961599 88498024 99560277 105282132 132747036 157923198 199120554 210564264 254431819 265494072 315846396 398241108 508863638 631692792 763295457 796482216 1017727276 1526590914 2035454552 2289886371 3053181828 4579772742 6106363656 9159545484 18319090968
• Sum of all divisors σ(n): 53759160000
• Sum of proper divisors (its aliquot sum) s(n): 35440069032
• 18319090968 is an abundant number, because the sum of its proper divisors (35440069032) is greater than itself. Its abundance is 17120978064

Bases of 18319090968

• Binary: 10001000011111001110010010100011000₂
• Hexadecimal: 0x443E72518
• Base-36: 8EYPP20

Squares and roots of 18319090968

• 18319090968 squared (18319090968²) is 335589093893859177024
• 18319090968 cubed (18319090968³) is 6147687138910299600484271519232
• The square root of 18319090968 is 135348.0364393957
• The cube root of 18319090968 is 2636.1369775379

Scales and comparisons

• 18,319,090,968 seconds is equal to 582 years, 25 weeks, 3 days, 12 hours, 22 minutes, 48 seconds.
• To count from 1 to 18,319,090,968 would take you about one thousand, one hundred sixty-four 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 18319090968 cubic inches would be around 219.7 feet tall.

Recreational maths with 18319090968

• 18319090968 backwards is 86909091381
• The number of decimal digits it has is: 11
• The sum of 18319090968's digits is 54
• More coming soon!