420443257090155

Names of 420443257090155

• Cardinal: 420443257090155 can be written as Four hundred twenty trillion, four hundred forty-three billion, two hundred fifty-seven million, ninety thousand, one hundred fifty-five.

Scientific notation

• Scientific notation: 4.20443257090155 × 10¹⁴

Factors of 420443257090155

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 18687

Divisors of 420443257090155

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 13 15 39 65 79 195 237 395 1027 1185 3081 5135 6241 15405 18587 18723 31205 55761 81133 92935 93615 241631 243399 278805 405665 724893 1208155 1216995 1468373 3624465 4405119 7341865 19088849 22025595 57266547 95444245 116001467 286332735 345476569 348004401 580007335 1036429707 1508019071 1727382845 1740022005 4491195397 4524057213 5182148535 7540095355 13473586191 22455976985 22620286065 27292648951 67367930955 81877946853 136463244755 354804436363 409389734265 1064413309089 1774022181815 2156119267129 5322066545445 6468357801387 10780596335645 28029550472677 32341789006935 84088651418031 140147752363385 420443257090155
• Sum of all divisors σ(n): 733781962165392
• Sum of proper divisors (its aliquot sum) s(n): 313338705075237
• 420443257090155 is a deficient number, because the sum of its proper divisors (313338705075237) is less than itself. Its deficiency is 107104552014918

Bases of 420443257090155

• Binary: 1011111100110010000010010111111001011000001101011₂
• Hexadecimal: 0x17E6412FCB06B
• Base-36: 4518YRQXRF

Squares and roots of 420443257090155

• 420443257090155 squared (420443257090155²) is 176772532432578172677797924025
• 420443257090155 cubed (420443257090155³) is 74322819300028227489220855922676421265473875
• The square root of 420443257090155 is 20504713.0457891315
• The cube root of 420443257090155 is 74915.0598142265

Scales and comparisons

• 420,443,257,090,155 seconds is equal to 13,368,795 years, 3 weeks, 12 hours, 9 minutes, 15 seconds.
• To count from 1 to 420,443,257,090,155 would take you about thirty-three million, four hundred twenty-one thousand, nine hundred eighty-seven 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 420443257090155 cubic inches would be around 6242.9 feet tall.

Recreational maths with 420443257090155

• 420443257090155 backwards is 551090752344024
• The number of decimal digits it has is: 15
• The sum of 420443257090155's digits is 51
• More coming soon!