18170150994

Names of 18170150994

• Cardinal: 18170150994 can be written as Eighteen billion, one hundred seventy million, one hundred fifty thousand, nine hundred ninety-four.

Scientific notation

• Scientific notation: 1.8170150994 × 10¹⁰

Factors of 18170150994

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1561

Divisors of 18170150994

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 18 37 73 74 111 146 219 222 333 337 438 657 666 674 1011 1109 1314 2022 2218 2701 3033 3327 5402 6066 6654 8103 9981 12469 16206 19962 24309 24601 24938 37407 41033 48618 49202 73803 74814 80957 82066 112221 123099 147606 161914 221409 224442 242871 246198 369297 373733 442818 485742 728613 738594 747466 910237 1121199 1457226 1820474 2242398 2730711 2995409 3363597 5461422 5990818 6727194 8192133 8986227 13828121 16384266 17972454 26958681 27282509 27656242 41484363 53917362 54565018 81847527 82968726 124453089 163695054 245542581 248906178 491085162 1009452833 2018905666 3028358499 6056716998 9085075497 18170150994
• Sum of all divisors σ(n): 41145240240
• Sum of proper divisors (its aliquot sum) s(n): 22975089246
• 18170150994 is an abundant number, because the sum of its proper divisors (22975089246) is greater than itself. Its abundance is 4804938252

Bases of 18170150994

• Binary: 10000111011000001101000000001010010₂
• Hexadecimal: 0x43B068052
• Base-36: 8CI1E8I

Squares and roots of 18170150994

• 18170150994 squared (18170150994²) is 330154387144759188036
• 18170150994 cubed (18170150994³) is 5998955065751806982382958307784
• The square root of 18170150994 is 134796.7024596669
• The cube root of 18170150994 is 2628.9733203439

Scales and comparisons

• 18,170,150,994 seconds is equal to 577 years, 39 weeks, 1 day, 16 hours, 9 minutes, 54 seconds.
• To count from 1 to 18,170,150,994 would take you about one thousand, one hundred fifty-five 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 18170150994 cubic inches would be around 219.1 feet tall.

Recreational maths with 18170150994

• 18170150994 backwards is 49905107181
• The number of decimal digits it has is: 11
• The sum of 18170150994's digits is 45
• More coming soon!