21448195520

Names of 21448195520

• Cardinal: 21448195520 can be written as Twenty-one billion, four hundred forty-eight million, one hundred ninety-five thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.144819552 × 10¹⁰

Factors of 21448195520

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 238

Divisors of 21448195520

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 23 32 34 37 40 41 46 64 68 74 80 82 85 92 113 115 136 148 160 164 170 184 185 205 226 230 272 296 320 328 340 368 370 391 410 452 460 544 565 592 629 656 680 697 736 740 782 820 851 904 920 943 1088 1130 1184 1258 1312 1360 1394 1472 1480 1517 1564 1640 1702 1808 1840 1886 1921 1955 2260 2368 2516 2599 2624 2720 2788 2960 3034 3128 3145 3280 3404 3485 3616 3680 3772 3842 3910 4181 4255 4520 4633 4715 5032 5198 5440 5576 5920 6068 6256 6290 6560 6808 6970 7232 7360 7544 7585 7684 7820 8362 8510 9040 9266 9430 9605 10064 10396 11152 11840 12136 12512 12580 12995 13120 13616 13940 14467 15088 15170 15368 15640 16031 16724 17020 18080 18532 18860 19210 20128 20792 20905 22304 23165 24272 25024 25160 25789 25990 27232 27880 28934 30176 30340 30736 31280 32062 33448 34040 34891 36160 37064 37720 38420 40256 41584 41810 44183 44608 46330 48544 50320 51578 51980 54464 55760 57868 60352 60680 61472 62560 64124 66896 68080 69782 71077 72335 74128 75440 76840 78761 80155 83168 83620 88366 92660 96163 97088 100640 103156 103960 106559 111520 115736 121360 122944 125120 128248 128945 133792 136160 139564 142154 144670 148256 150880 153680 157522 160310 166336 167240 171421 174455 176732 185320 192326 201280 206312 207920 213118 220915 223040 231472 242720 256496 257890 267584 272320 279128 284308 289340 296512 301760 307360 315044 320620 334480 342842 348910 353464 355385 370640 384652 393805 412624 415840 426236 441830 462944 480815 485440 512992 515780 532795 558256 568616 578680 593147 614720 630088 641240 668960 685684 697820 706928 710770 741280 769304 787610 825248 831680 852472 857105 883660 925888 961630 1025984 1031560 1065590 1116512 1137232 1157360 1186294 1260176 1282480 1337920 1371368 1395640 1413856 1421540 1482560 1538608 1575220 1634771 1650496 1704944 1714210 1767320 1811503 1923260 2063120 2131180 2233024 2274464 2314720 2372588 2520352 2564960 2742736 2791280 2827712 2843080 2914157 2965735 3077216 3150440 3269542 3409888 3428420 3534640 3623006 3846520 3942683 4126240 4262360 4548928 4629440 4745176 5040704 5129920 5485472 5582560 5686160 5828314 5931470 6154432 6300880 6539084 6819776 6856840 7069280 7246012 7693040 7885366 8173855 8252480 8524720 9057515 9490352 10970944 11165120 11372320 11656628 11862940 12601760 13078168 13713680 14138560 14492024 14570785 15386080 15770732 16347710 17049440 18115030 18980704 19713415 22744640 23313256 23725880 25203520 26156336 27427360 28984048 29141570 30772160 31541464 32695420 34098880 36230060 37961408 39426830 46626512 47451760 52312672 54854720 57968096 58283140 63082928 65390840 67025611 72460120 78853660 93253024 94903520 104625344 115936192 116566280 126165856 130781680 134051222 144920240 157707320 186506048 189807040 233132560 252331712 261563360 268102444 289840480 315414640 335128055 466265120 523126720 536204888 579680960 630829280 670256110 932530240 1072409776 1261658560 1340512220 2144819552 2681024440 4289639104 5362048880 10724097760 21448195520
• Sum of all divisors σ(n): 59893053696
• Sum of proper divisors (its aliquot sum) s(n): 38444858176
• 21448195520 is an abundant number, because the sum of its proper divisors (38444858176) is greater than itself. Its abundance is 16996662656

Bases of 21448195520

• Binary: 10011111110011010010111110111000000₂
• Hexadecimal: 0x4FE697DC0
• Base-36: 9UPP9KW

Squares and roots of 21448195520

• 21448195520 squared (21448195520²) is 460025091064148070400
• 21448195520 cubed (21448195520³) is 9866708097249652676169924608000
• The square root of 21448195520 is 146452.0246360563
• The cube root of 21448195520 is 2778.4137526977

Scales and comparisons

• 21,448,195,520 seconds is equal to 681 years, 51 weeks, 2 days, 5 minutes, 20 seconds.
• To count from 1 to 21,448,195,520 would take you about one thousand, three hundred sixty-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 21448195520 cubic inches would be around 231.5 feet tall.

Recreational maths with 21448195520

• 21448195520 backwards is 02559184412
• 21448195520 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21448195520's digits is 41
• More coming soon!