21449318400

Names of 21449318400

• Cardinal: 21449318400 can be written as Twenty-one billion, four hundred forty-nine million, three hundred eighteen thousand, four hundred.

Scientific notation

• Scientific notation: 2.14493184 × 10¹⁰

Factors of 21449318400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 441

Divisors of 21449318400

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 64 72 75 80 81 90 96 100 108 120 128 135 144 150 160 162 180 192 200 216 225 240 243 256 270 288 300 320 324 360 384 400 405 431 432 450 480 486 512 540 576 600 640 648 675 720 768 800 810 862 864 900 960 972 1024 1080 1152 1200 1215 1280 1293 1296 1350 1440 1536 1600 1620 1724 1728 1800 1920 1944 2025 2048 2155 2160 2304 2400 2430 2560 2586 2592 2700 2880 3072 3200 3240 3448 3456 3600 3840 3879 3888 4050 4096 4310 4320 4608 4800 4860 5120 5172 5184 5400 5760 6075 6144 6400 6465 6480 6896 6912 7200 7680 7758 7776 8100 8192 8620 8640 9216 9600 9720 10240 10344 10368 10775 10800 11520 11637 12150 12288 12800 12930 12960 13792 13824 14400 15360 15516 15552 16200 17240 17280 18432 19200 19395 19440 20480 20688 20736 21550 21600 23040 23274 24300 24576 25600 25860 25920 27584 27648 28800 30720 31032 31104 32325 32400 34480 34560 34911 36864 38400 38790 38880 40960 41376 41472 43100 43200 46080 46548 48600 51200 51720 51840 55168 55296 57600 58185 61440 62064 62208 64650 64800 68960 69120 69822 73728 76800 77580 77760 82752 82944 86200 86400 92160 93096 96975 97200 102400 103440 103680 104733 110336 110592 115200 116370 122880 124128 124416 129300 129600 137920 138240 139644 153600 155160 155520 165504 165888 172400 172800 174555 184320 186192 193950 194400 204800 206880 207360 209466 220672 221184 230400 232740 248256 248832 258600 259200 275840 276480 279288 290925 307200 310320 311040 331008 331776 344800 345600 349110 368640 372384 387900 388800 413760 414720 418932 441344 460800 465480 496512 497664 517200 518400 523665 551680 552960 558576 581850 614400 620640 622080 662016 663552 689600 691200 698220 744768 775800 777600 827520 829440 837864 872775 882688 921600 930960 993024 995328 1034400 1036800 1047330 1103360 1105920 1117152 1163700 1241280 1244160 1324032 1379200 1382400 1396440 1489536 1551600 1555200 1655040 1658880 1675728 1745550 1765376 1843200 1861920 1986048 1990656 2068800 2073600 2094660 2206720 2234304 2327400 2482560 2488320 2618325 2648064 2758400 2764800 2792880 2979072 3103200 3110400 3310080 3317760 3351456 3491100 3530752 3723840 3972096 4137600 4147200 4189320 4413440 4468608 4654800 4965120 4976640 5236650 5296128 5516800 5529600 5585760 5958144 6206400 6220800 6620160 6702912 6982200 7447680 7944192 8275200 8294400 8378640 8826880 8937216 9309600 9930240 9953280 10473300 10592256 11033600 11171520 11916288 12412800 12441600 13240320 13405824 13964400 14895360 15888384 16550400 16588800 16757280 17653760 17874432 18619200 19860480 20946600 22067200 22343040 23832576 24825600 24883200 26480640 26811648 27928800 29790720 31776768 33100800 33514560 35748864 37238400 39720960 41893200 44134400 44686080 47665152 49651200 49766400 52961280 53623296 55857600 59581440 66201600 67029120 71497728 74476800 79441920 83786400 88268800 89372160 95330304 99302400 107246592 111715200 119162880 132403200 134058240 142995456 148953600 158883840 167572800 178744320 198604800 214493184 223430400 238325760 264806400 268116480 285990912 297907200 335145600 357488640 397209600 428986368 446860800 476651520 536232960 595814400 670291200 714977280 794419200 857972736 893721600 1072465920 1191628800 1340582400 1429954560 1787443200 2144931840 2383257600 2681164800 3574886400 4289863680 5362329600 7149772800 10724659200 21449318400
• Sum of all divisors σ(n): 79862013504
• Sum of proper divisors (its aliquot sum) s(n): 58412695104
• 21449318400 is an abundant number, because the sum of its proper divisors (58412695104) is greater than itself. Its abundance is 36963376704

Bases of 21449318400

• Binary: 10011111110011110101010000000000000₂
• Hexadecimal: 0x4FE7AA000
• Base-36: 9UQDC00

Squares and roots of 21449318400

• 21449318400 squared (21449318400²) is 460073259824578560000
• 21449318400 cubed (21449318400³) is 9868257837303313679253504000000
• The square root of 21449318400 is 146455.8581962497
• The cube root of 21449318400 is 2778.4622380631

Scales and comparisons

• 21,449,318,400 seconds is equal to 682 years, 1 week, 1 day.
• To count from 1 to 21,449,318,400 would take you about one thousand, three hundred sixty-four 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 21449318400 cubic inches would be around 231.5 feet tall.

Recreational maths with 21449318400

• 21449318400 backwards is 00481394412
• 21449318400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21449318400's digits is 36
• More coming soon!