21123629324272

Names of 21123629324272

• Cardinal: 21123629324272 can be written as Twenty-one trillion, one hundred twenty-three billion, six hundred twenty-nine million, three hundred twenty-four thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 2.1123629324272 × 10¹³

Factors of 21123629324272

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 179

Divisors of 21123629324272

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 8 16 37 67 73 74 134 146 148 268 292 296 536 584 592 1072 1168 1369 2479 2701 2738 4891 4958 5329 5402 5476 9782 9916 10658 10804 10952 19564 19832 21316 21608 21904 39128 39664 42632 43216 50653 78256 85264 91723 99937 101306 180967 183446 197173 199874 202612 357043 361934 366892 389017 394346 399748 405224 714086 723868 733784 778034 788692 799496 810448 1428172 1447736 1467568 1556068 1577384 1598992 2856344 2895472 3112136 3154768 3393751 3697669 5712688 6224272 6695779 6787502 7295401 7395338 13210591 13391558 13575004 14393629 14590802 14790676 26064139 26421182 26783116 27150008 28787258 29181604 29581352 52128278 52842364 53566232 54300016 57574516 58363208 59162704 104256556 105684728 107132464 115149032 116726416 208513112 211369456 230298064 247743823 269929837 417026224 488791867 495487646 532564273 539859674 964373143 977583734 990975292 1065128546 1079719348 1928746286 1955167468 1981950584 2130257092 2159438696 3857492572 3910334936 3963901168 4260514184 4318877392 7714985144 7820669872 8521028368 15429970288 18085299079 19704878101 35681806291 36170598158 39409756202 71363612582 72341196316 78819512404 142727225164 144682392632 157639024808 285454450328 289364785264 315278049616 570908900656 1320226832767 2640453665534 5280907331068 10561814662136 21123629324272
• Sum of all divisors σ(n): 43284628961600
• Sum of proper divisors (its aliquot sum) s(n): 22160999637328
• 21123629324272 is an abundant number, because the sum of its proper divisors (22160999637328) is greater than itself. Its abundance is 1037370313056

Bases of 21123629324272

• Binary: 100110011011000111010011011000001011111110000₂
• Hexadecimal: 0x13363A6C17F0
• Base-36: 7HK27I4TS

Squares and roots of 21123629324272

• 21123629324272 squared (21123629324272²) is 446207715829243951328329984
• 21123629324272 cubed (21123629324272³) is 9425526390807045005734294356732156571648
• The square root of 21123629324272 is 4596044.9654319093
• The cube root of 21123629324272 is 27643.2761732189

Scales and comparisons

• 21,123,629,324,272 seconds is equal to 671,666 years, 3 weeks, 5 days, 12 hours, 17 minutes, 52 seconds.
• To count from 1 to 21,123,629,324,272 would take you about one million, six hundred seventy-nine thousand, one hundred sixty-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 21123629324272 cubic inches would be around 2303.6 feet tall.

Recreational maths with 21123629324272

• 21123629324272 backwards is 27242392632112
• The number of decimal digits it has is: 14
• The sum of 21123629324272's digits is 46
• More coming soon!