421270157742889

Names of 421270157742889

• Cardinal: 421270157742889 can be written as Four hundred twenty-one trillion, two hundred seventy billion, one hundred fifty-seven million, seven hundred forty-two thousand, eight hundred eighty-nine.

Scientific notation

• Scientific notation: 4.21270157742889 × 10¹⁴

Factors of 421270157742889

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 131982

Divisors of 421270157742889

• Number of divisors d(n): 96
• Complete list of divisors:
  1 7 13 37 91 97 169 259 481 679 757 1183 1261 3367 3589 5299 6253 8827 9841 16393 25123 28009 43771 46657 68887 73429 114751 127933 131071 196063 326599 364117 514003 606541 895531 917497 954577 1703923 2548819 2716873 4245787 4733521 4849627 6682039 11927461 12409501 12713887 19018111 22150999 33134647 33947389 35319349 63045151 86866507 88997209 99220747 155056993 165280531 247235443 441316057 459151537 470413819 694545229 819586963 1156963717 1289869711 2148646903 3214060759 3292896733 3671167639 5737108741 6115379647 9029087977 9624412459 15040528321 16768306243 25698173473 42807657529 47725179307 67370887213 79499935411 117378143701 125117361967 334076255149 356103260983 556499547877 620427330991 875821533769 1626525705571 2492722826881 4342991316937 4629342392779 11385679938997 32405396749453 60181451106127 421270157742889
• Sum of all divisors σ(n): 541663885787136
• Sum of proper divisors (its aliquot sum) s(n): 120393728044247
• 421270157742889 is a deficient number, because the sum of its proper divisors (120393728044247) is less than itself. Its deficiency is 300876429698642

Bases of 421270157742889

• Binary: 1011111110010010010011010000110110101001100101001₂
• Hexadecimal: 0x17F249A1B5329
• Base-36: 45BSU71OVD

Squares and roots of 421270157742889

• 421270157742889 squared (421270157742889²) is 177468545804718580879030066321
• 421270157742889 cubed (421270157742889³) is 74762202285554918432047775877409849336141369
• The square root of 421270157742889 is 20524866.8142545811
• The cube root of 421270157742889 is 74964.1403530839

Scales and comparisons

• 421,270,157,742,889 seconds is equal to 13,395,087 years, 48 weeks, 6 days, 21 hours, 54 minutes, 49 seconds.
• To count from 1 to 421,270,157,742,889 would take you about thirty-three million, four hundred eighty-seven thousand, seven hundred nineteen 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 421270157742889 cubic inches would be around 6247 feet tall.

Recreational maths with 421270157742889

• 421270157742889 backwards is 988247751072124
• The number of decimal digits it has is: 15
• The sum of 421270157742889's digits is 67
• More coming soon!