12438191664171

Names of 12438191664171

• Cardinal: 12438191664171 can be written as Twelve trillion, four hundred thirty-eight billion, one hundred ninety-one million, six hundred sixty-four thousand, one hundred seventy-one.

Scientific notation

• Scientific notation: 1.2438191664171 × 10¹³

Factors of 12438191664171

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 58818

Divisors of 12438191664171

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 13 21 39 63 91 97 117 273 291 679 819 873 1261 2037 2801 3783 6111 8403 8827 11349 19607 25209 26481 36413 55897 58821 79443 109239 167691 176463 254891 271697 327717 391279 503073 726661 764673 815091 1173837 1901879 2179983 2294019 2445273 3521511 3532061 5086627 5422009 5705637 6539949 10596183 15259881 16266027 17116911 24724427 31788549 37954063 45779643 48798081 70486117 74173281 113862189 156567497 211458351 222519843 341586567 469702491 493402819 634375053 1095972479 1409107473 1480208457 2035377461 3287917437 4440625371 6106132383 9863752311 14247642227 15187047209 18318397149 42742926681 45561141627 106309330463 128228780043 136683424881 197431613717 318927991389 592294841151 956783974167 1382021296019 1776884523453 4146063888057 12438191664171
• Sum of all divisors σ(n): 22348678654848
• Sum of proper divisors (its aliquot sum) s(n): 9910486990677
• 12438191664171 is a deficient number, because the sum of its proper divisors (9910486990677) is less than itself. Its deficiency is 2527704673494

Bases of 12438191664171

• Binary: 10110100111111111101111111101110110000101011₂
• Hexadecimal: 0xB4FFDFEEC2B
• Base-36: 4EQ0Y678R

Squares and roots of 12438191664171

• 12438191664171 squared (12438191664171²) is 154708611874652950445117241
• 12438191664171 cubed (12438191664171³) is 1924295366594774913750028011034994072211
• The square root of 12438191664171 is 3526782.0550993793
• The cube root of 12438191664171 is 23169.6290958893

Scales and comparisons

• 12,438,191,664,171 seconds is equal to 395,496 years, 1 week, 16 hours, 2 minutes, 51 seconds.
• To count from 1 to 12,438,191,664,171 would take you about nine hundred eighty-eight thousand, seven hundred 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 12438191664171 cubic inches would be around 1930.8 feet tall.

Recreational maths with 12438191664171

• 12438191664171 backwards is 17146619183421
• The number of decimal digits it has is: 14
• The sum of 12438191664171's digits is 54
• More coming soon!