21038824560

Names of 21038824560

• Cardinal: 21038824560 can be written as Twenty-one billion, thirty-eight million, eight hundred twenty-four thousand, five hundred sixty.

Scientific notation

• Scientific notation: 2.103882456 × 10¹⁰

Factors of 21038824560

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5970

Divisors of 21038824560

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 31 37 39 40 48 52 60 62 65 74 78 80 93 104 111 120 124 130 148 155 156 185 186 195 208 222 240 248 260 296 310 312 370 372 390 403 444 465 481 496 520 555 592 620 624 740 744 780 806 888 930 962 1040 1110 1147 1209 1240 1443 1480 1488 1560 1612 1776 1860 1924 2015 2220 2294 2405 2418 2480 2886 2960 3120 3224 3441 3720 3848 4030 4440 4588 4810 4836 5735 5772 5879 6045 6448 6882 7215 7440 7696 8060 8880 9176 9620 9672 11470 11544 11758 12090 13764 14430 14911 16120 17205 17637 18352 19240 19344 22940 23088 23516 24180 27528 28860 29395 29822 32240 34410 35274 38480 44733 45880 47032 48360 55056 57720 58790 59644 68820 70548 74555 76427 88185 89466 91760 94064 96720 115440 117580 119288 137640 141096 149110 152854 176370 178932 182249 217523 223665 229281 235160 238576 275280 282192 298220 305708 352740 357864 364498 382135 435046 447330 458562 470320 546747 596440 611416 652569 705480 715728 728996 764270 870092 894660 911245 917124 1087615 1093494 1146405 1192880 1222832 1305138 1410960 1457992 1528540 1740184 1789320 1822490 1834248 2175230 2186988 2292810 2369237 2610276 2733735 2827799 2915984 3057080 3262845 3480368 3578640 3644980 3668496 4350460 4373976 4585620 4738474 5220552 5467470 5655598 6114160 6525690 6743213 7107711 7289960 8483397 8700920 8747952 9171240 9476948 10441104 10934940 11311196 11846185 13051380 13486426 14138995 14215422 14579920 16966794 17401840 18342480 18953896 20229639 21869880 22622392 23692370 26102760 26972852 28277990 28430844 33716065 33933588 35538555 37907792 40459278 42416985 43739760 45244784 47384740 52205520 53945704 56555980 56861688 67432130 67867176 71077110 80918556 84833970 87661769 94769480 101148195 107891408 113111960 113723376 134864260 135734352 142154220 161837112 169667940 175323538 189538960 202296390 226223920 262985307 269728520 284308440 323674224 339335880 350647076 404592780 438308845 525970614 539457040 568616880 678671760 701294152 809185560 876617690 1051941228 1314926535 1402588304 1618371120 1753235380 2103882456 2629853070 3506470760 4207764912 5259706140 7012941520 10519412280 21038824560
• Sum of all divisors σ(n): 74475233280
• Sum of proper divisors (its aliquot sum) s(n): 53436408720
• 21038824560 is an abundant number, because the sum of its proper divisors (53436408720) is greater than itself. Its abundance is 32397584160

Bases of 21038824560

• Binary: 10011100110000000101111110001110000₂
• Hexadecimal: 0x4E602FC70
• Base-36: 9NXZ0XC

Squares and roots of 21038824560

• 21038824560 squared (21038824560²) is 442632138866459193600
• 21038824560 cubed (21038824560³) is 9312459914228992242549474816000
• The square root of 21038824560 is 145047.6630628707
• The cube root of 21038824560 is 2760.6233521675

Scales and comparisons

• 21,038,824,560 seconds is equal to 668 years, 50 weeks, 2 days, 21 hours, 56 minutes.
• To count from 1 to 21,038,824,560 would take you about one thousand, three hundred thirty-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 21038824560 cubic inches would be around 230.1 feet tall.

Recreational maths with 21038824560

• 21038824560 backwards is 06542883012
• 21038824560 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21038824560's digits is 39
• More coming soon!