420942761498226690

Names of 420942761498226690

• Cardinal: 420942761498226690 can be written as Four hundred twenty quadrillion, nine hundred forty-two trillion, seven hundred sixty-one billion, four hundred ninety-eight million, two hundred twenty-six thousand, six hundred ninety.

Scientific notation

• Scientific notation: 4.2094276149822669 × 10¹⁷

Factors of 420942761498226690

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 612144

Divisors of 420942761498226690

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 243 270 405 463 486 810 926 1215 1389 2315 2430 2778 4167 4630 6945 8334 12501 13890 20835 25002 37503 41670 62505 75006 112509 125010 187515 225018 375030 562545 611671 1125090 1223342 1835013 3058355 3670026 5505039 6116710 9175065 11010078 16515117 18350130 27525195 33030234 49545351 55050390 82575585 99090702 148636053 165151170 247726755 283203673 297272106 495453510 566407346 743180265 849611019 1416018365 1486360530 1699222038 2548833057 2832036730 4248055095 5097666114 7646499171 8496110190 12744165285 15292998342 22939497513 25488330570 38232495855 45878995026 68818492539 76464991710 114697487565 137636985078 229394975130 344092462695 374141412241 688184925390 748282824482 1122424236723 1870707061205 2244848473446 3367272710169 3741414122410 5612121183615 6734545420338 10101818130507 11224242367230 16836363550845 20203636261014 30305454391521 33672727101690 50509090652535 60610908783042 90916363174563 101018181305070 151527271957605 173227473867583 181832726349126 303054543915210 346454947735166 454581815872815 519682421602749 866137369337915 909163631745630 1039364843205498 1559047264808247 1732274738675830 2598412108013745 3118094529616494 4677141794424741 5196824216027490 7795236324041235 9354283588849482 14031425383274223 15590472648082470 23385708972123705 28062850766548446 42094276149822669 46771417944247410 70157126916371115 84188552299645338 140314253832742230 210471380749113345 420942761498226690
• Sum of all divisors σ(n): 1137439642874580864
• Sum of proper divisors (its aliquot sum) s(n): 716496881376354174
• 420942761498226690 is an abundant number, because the sum of its proper divisors (716496881376354174) is greater than itself. Its abundance is 295554119878127484

Bases of 420942761498226690

• Binary: 10111010111011111010011011000011001110111111011000000000010₂
• Hexadecimal: 0x5D77D3619DFB002
• Base-36: 374RR70G0M4I

Squares and roots of 420942761498226690

• 420942761498226690 squared (420942761498226690²) is 177192808457752958233212014628356100
• 420942761498226690 cubed (420942761498226690³) is 74588030109832868544316208554274075741709539844309000
• The square root of 420942761498226690 is 648801018.4164530811
• The cube root of 420942761498226690 is 749447.1549525881

Scales and comparisons

• 420,942,761,498,226,690 seconds is equal to 13,384,677,754 years, 9 weeks, 6 days, 18 hours, 31 minutes, 30 seconds.
• To count from 1 to 420,942,761,498,226,690 would take you about forty billion, one hundred fifty-four million, thirty-three thousand, two hundred sixty-two 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 420942761498226690 cubic inches would be around 62453.9 feet tall.

Recreational maths with 420942761498226690

• 420942761498226690 backwards is 096622894167249024
• 420942761498226690 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 420942761498226690's digits is 81
• More coming soon!