21126352608

Names of 21126352608

• Cardinal: 21126352608 can be written as Twenty-one billion, one hundred twenty-six million, three hundred fifty-two thousand, six hundred eight.

Scientific notation

• Scientific notation: 2.1126352608 × 10¹⁰

Factors of 21126352608

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 170

Divisors of 21126352608

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 32 34 36 47 48 51 54 68 72 81 94 96 101 102 108 136 141 144 153 162 188 202 204 216 272 282 288 303 306 324 376 404 408 423 432 459 544 564 606 612 648 752 799 808 816 846 864 909 918 1128 1212 1224 1269 1296 1377 1504 1598 1616 1632 1692 1717 1818 1836 2256 2397 2424 2448 2538 2592 2727 2754 3196 3232 3384 3434 3636 3672 3807 4512 4747 4794 4848 4896 5076 5151 5454 5508 6392 6768 6868 7191 7272 7344 7614 8181 9494 9588 9696 10152 10201 10302 10908 11016 12784 13536 13736 14241 14382 14544 14688 15228 15453 16362 18988 19176 20304 20402 20604 21573 21816 22032 25568 27472 28482 28764 29088 30456 30603 30906 32724 37976 38352 40608 40804 41208 42723 43146 43632 44064 46359 54944 56964 57528 60912 61206 61812 64719 65448 75952 76704 80699 81608 82416 85446 86292 87264 91809 92718 113928 115056 121824 122412 123624 128169 129438 130896 139077 151904 161398 163216 164832 170892 172584 173417 183618 185436 227856 230112 242097 244824 247248 256338 258876 261792 275427 278154 322796 326432 341784 345168 346834 367236 370872 384507 455712 479447 484194 489648 494496 512676 517752 520251 550854 556308 645592 683568 690336 693668 726291 734472 741744 769014 826281 958894 968388 979296 1025352 1035504 1040502 1101708 1112616 1291184 1367136 1387336 1438341 1452582 1468944 1483488 1538028 1560753 1652562 1917788 1936776 2050704 2071008 2081004 2178873 2203416 2225232 2582368 2774672 2876682 2905164 2937888 3076056 3121506 3305124 3835576 3873552 4101408 4162008 4315023 4357746 4406832 4450464 4682259 5549344 5753364 5810328 6152112 6243012 6536619 6610248 7671152 7747104 8150599 8324016 8630046 8715492 8813664 9364518 11506728 11620656 12304224 12486024 12945069 13073238 13220496 14046777 15342304 16301198 16648032 17260092 17430984 18729036 23013456 23241312 24451797 24972048 25890138 26146476 26440992 28093554 32602396 34520184 34861968 37458072 38835207 46026912 48903594 49944096 51780276 52292952 56187108 65204792 69040368 69723936 73355391 74916144 77670414 97807188 103560552 104585904 112374216 130409584 138080736 146710782 149832288 155340828 195614376 207121104 209171808 220066173 224748432 260819168 293421564 310681656 391228752 414242208 440132346 449496864 586843128 621363312 660198519 782457504 880264692 1173686256 1242726624 1320397038 1760529384 2347372512 2640794076 3521058768 5281588152 7042117536 10563176304 21126352608
• Sum of all divisors σ(n): 67858360416
• Sum of proper divisors (its aliquot sum) s(n): 46732007808
• 21126352608 is an abundant number, because the sum of its proper divisors (46732007808) is greater than itself. Its abundance is 25605655200

Bases of 21126352608

• Binary: 10011101011001110101000111011100000₂
• Hexadecimal: 0x4EB3A8EE0
• Base-36: 9PE3200

Squares and roots of 21126352608

• 21126352608 squared (21126352608²) is 446322774517548401664
• 21126352608 cubed (21126352608³) is 9429172311438604617260477939712
• The square root of 21126352608 is 145349.0715759823
• The cube root of 21126352608 is 2764.4464056989

Scales and comparisons

• 21,126,352,608 seconds is equal to 671 years, 39 weeks, 23 hours, 16 minutes, 48 seconds.
• To count from 1 to 21,126,352,608 would take you about one thousand, three hundred forty-three 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 21126352608 cubic inches would be around 230.4 feet tall.

Recreational maths with 21126352608

• 21126352608 backwards is 80625362112
• 21126352608 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21126352608's digits is 36
• More coming soon!