21675704004

Names of 21675704004

• Cardinal: 21675704004 can be written as Twenty-one billion, six hundred seventy-five million, seven hundred four thousand and four.

Scientific notation

• Scientific notation: 2.1675704004 × 10¹⁰

Factors of 21675704004

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 111

Divisors of 21675704004

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 3 4 6 9 12 17 18 27 34 36 51 54 68 81 89 102 108 153 162 178 204 243 267 289 306 324 356 459 486 534 578 612 729 801 867 918 972 1068 1156 1377 1458 1513 1602 1734 1836 2403 2601 2754 2916 3026 3204 3468 4131 4539 4806 4913 5202 5508 6052 7209 7803 8262 9078 9612 9826 10404 12393 13617 14418 14739 15606 16524 18156 19652 21627 23409 24786 25721 27234 28836 29478 31212 40851 43254 44217 46818 49572 51442 54468 58956 64881 70227 77163 81702 83521 86508 88434 93636 102884 122553 129762 132651 140454 154326 163404 167042 176868 210681 231489 245106 250563 259524 265302 280908 308652 334084 367659 397953 421362 437257 462978 490212 501126 530604 694467 735318 751689 795906 842724 874514 925956 1002252 1102977 1193859 1311771 1388934 1470636 1503378 1591812 1749028 2083401 2205954 2255067 2387718 2623542 2777868 3006756 3581577 3935313 4166802 4411908 4510134 4775436 5247084 6250203 6765201 7163154 7433369 7870626 8333604 9020268 11805939 12500406 13530402 14326308 14866738 15741252 18750609 20295603 22300107 23611878 25000812 27060804 29733476 35417817 37501218 40591206 44600214 47223756 60886809 66900321 70835634 75002436 81182412 89200428 106253451 121773618 133800642 141671268 200700963 212506902 243547236 267601284 318760353 401401926 425013804 602102889 637520706 802803852 1204205778 1275041412 1806308667 2408411556 3612617334 5418926001 7225234668 10837852002 21675704004
• Sum of all divisors σ(n): 61106165190
• Sum of proper divisors (its aliquot sum) s(n): 39430461186
• 21675704004 is an abundant number, because the sum of its proper divisors (39430461186) is greater than itself. Its abundance is 17754757182

Bases of 21675704004

• Binary: 10100001011111110001111111011000100₂
• Hexadecimal: 0x50BF8FEC4
• Base-36: 9YH5K90

Squares and roots of 21675704004

• 21675704004 squared (21675704004²) is 469836144069021632016
• 21675704004 cubed (21675704004³) is 10184029189220813041451825792064
• The square root of 21675704004 is 147226.7095468755
• The cube root of 21675704004 is 2788.2030885175

Scales and comparisons

• 21,675,704,004 seconds is equal to 689 years, 11 weeks, 3 days, 4 hours, 53 minutes, 24 seconds.
• To count from 1 to 21,675,704,004 would take you about one thousand, three hundred seventy-eight 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 21675704004 cubic inches would be around 232.4 feet tall.

Recreational maths with 21675704004

• 21675704004 backwards is 40040757612
• 21675704004 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21675704004's digits is 36
• More coming soon!