21284848800

Names of 21284848800

• Cardinal: 21284848800 can be written as Twenty-one billion, two hundred eighty-four million, eight hundred forty-eight thousand, eight hundred.

Scientific notation

• Scientific notation: 2.12848488 × 10¹⁰

Factors of 21284848800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 460

Divisors of 21284848800

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 25 30 32 36 38 40 45 48 50 57 60 72 75 76 80 90 95 96 100 114 120 144 150 152 160 171 180 190 200 225 228 240 285 288 300 304 342 360 361 380 400 431 450 456 475 480 570 600 608 684 720 722 760 800 855 862 900 912 950 1083 1140 1200 1293 1368 1425 1440 1444 1520 1710 1724 1800 1805 1824 1900 2155 2166 2280 2400 2586 2736 2850 2888 3040 3249 3420 3448 3600 3610 3800 3879 4275 4310 4332 4560 5172 5415 5472 5700 5776 6465 6498 6840 6859 6896 7200 7220 7600 7758 8189 8550 8620 8664 9025 9120 10344 10775 10830 11400 11552 12930 12996 13680 13718 13792 14440 15200 15516 16245 16378 17100 17240 17328 18050 19395 20577 20688 21550 21660 22800 24567 25860 25992 27075 27360 27436 28880 31032 32325 32490 32756 34200 34295 34480 34656 36100 38790 40945 41154 41376 43100 43320 45600 49134 51720 51984 54150 54872 57760 61731 62064 64650 64980 65512 68400 68590 68960 72200 73701 77580 81225 81890 82308 86200 86640 96975 98268 102885 103440 103968 108300 109744 122835 123462 124128 129300 129960 131024 136800 137180 144400 147402 155160 155591 162450 163780 164616 171475 172400 173280 193950 196536 204725 205770 206880 216600 219488 245670 246924 258600 259920 262048 274360 288800 294804 308655 310320 311182 324900 327560 329232 342950 344800 368505 387900 393072 409450 411540 433200 466773 491340 493848 514425 517200 519840 548720 589608 614175 617310 620640 622364 649800 655120 658464 685900 737010 775800 777955 786144 818900 823080 866400 933546 982680 987696 1028850 1034400 1097440 1179216 1228350 1234620 1244728 1299600 1310240 1371800 1400319 1474020 1543275 1551600 1555910 1637800 1646160 1842525 1867092 1965360 1975392 2057700 2333865 2358432 2456700 2469240 2489456 2599200 2743600 2800638 2948040 2956229 3086550 3103200 3111820 3275600 3292320 3685050 3734184 3889775 3930720 4115400 4667730 4913400 4938480 4978912 5487200 5601276 5896080 5912458 6173100 6223640 6551200 7001595 7370100 7468368 7779550 8230800 8868687 9335460 9826800 9876960 11202552 11669325 11792160 11824916 12346200 12447280 14003190 14740200 14781145 14936736 15559100 16461600 17737374 18670920 19653600 22405104 23338650 23649832 24692400 24894560 26606061 28006380 29480400 29562290 31118200 35007975 35474748 37341840 44343435 44810208 46677300 47299664 49384800 53212122 56012760 58960800 59124580 62236400 70015950 70949496 73905725 74683680 88686870 93354600 94599328 106424244 112025520 118249160 124472800 133030305 140031900 141898992 147811450 177373740 186709200 212848488 221717175 224051040 236498320 266060610 280063800 283797984 295622900 354747480 373418400 425696976 443434350 472996640 532121220 560127600 591245800 665151525 709494960 851393952 886868700 1064242440 1120255200 1182491600 1330303050 1418989920 1773737400 2128484880 2364983200 2660606100 3547474800 4256969760 5321212200 7094949600 10642424400 21284848800
• Sum of all divisors σ(n): 79408667520
• Sum of proper divisors (its aliquot sum) s(n): 58123818720
• 21284848800 is an abundant number, because the sum of its proper divisors (58123818720) is greater than itself. Its abundance is 36838969920

Bases of 21284848800

• Binary: 10011110100101011010000010010100000₂
• Hexadecimal: 0x4F4AD04A0
• Base-36: 9S0G6G0

Squares and roots of 21284848800

• 21284848800 squared (21284848800²) is 453044788438861440000
• 21284848800 cubed (21284848800³) is 9642989821549153794550272000000
• The square root of 21284848800 is 145893.2788033773
• The cube root of 21284848800 is 2771.3424225585

Scales and comparisons

• 21,284,848,800 seconds is equal to 676 years, 41 weeks, 1 day, 10 hours.
• To count from 1 to 21,284,848,800 would take you about one thousand, three hundred fifty-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 21284848800 cubic inches would be around 230.9 feet tall.

Recreational maths with 21284848800

• 21284848800 backwards is 00884848212
• 21284848800 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21284848800's digits is 45
• More coming soon!