21267838480
21,267,838,480 is an even composite number composed of five prime numbers multiplied together.
21267838480 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21267838480:
24 × 5 × 73 × 193 × 113
(2 × 2 × 2 × 2 × 5 × 7 × 7 × 7 × 19 × 19 × 19 × 113)See below for interesting mathematical facts about the number 21267838480 from the Numbermatics database.
Names of 21267838480
- Cardinal: 21267838480 can be written as Twenty-one billion, two hundred sixty-seven million, eight hundred thirty-eight thousand, four hundred eighty.
Scientific notation
- Scientific notation: 2.126783848 × 1010
Factors of 21267838480
Divisors of 21267838480
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 19 20 28 35 38 40 49 56 70 76 80 95 98 112 113 133 140 152 190 196 226 245 266 280 304 343 361 380 392 452 490 532 560 565 665 686 722 760 784 791 904 931 980 1064 1130 1330 1372 1444 1520 1582 1715 1805 1808 1862 1960 2128 2147 2260 2527 2660 2744 2888 3164 3430 3610 3724 3920 3955 4294 4520 4655 5054 5320 5488 5537 5776 6328 6517 6859 6860 7220 7448 7910 8588 9040 9310 10108 10640 10735 11074 12635 12656 13034 13718 13720 14440 14896 15029 15820 17176 17689 18620 20216 21470 22148 25270 26068 27436 27440 27685 28880 30058 31640 32585 34295 34352 35378 37240 38759 40432 40793 42940 44296 48013 50540 52136 54872 55370 60116 63280 65170 68590 70756 74480 75145 77518 81586 85880 88445 88592 96026 101080 104272 105203 109744 110740 120232 123823 130340 137180 141512 150290 155036 163172 171760 176890 192052 193795 202160 203965 210406 221480 240065 240464 247646 260680 274360 283024 285551 300580 310072 326344 336091 353780 384104 387590 407930 420812 442960 480130 495292 521360 526015 548720 571102 601160 619115 620144 652688 672182 707560 736421 768208 775067 775180 815860 841624 960260 990584 1052030 1142204 1202320 1238230 1344364 1415120 1427755 1472842 1550134 1550360 1631720 1680455 1683248 1920520 1981168 1998857 2104060 2284408 2352637 2476460 2688728 2855510 2945684 3100268 3100720 3263440 3360910 3682105 3841040 3875335 3997714 4208120 4568816 4705274 4952920 5377456 5425469 5711020 5891368 6200536 6721820 7364210 7750670 7995428 8416240 9410548 9905840 9994285 10850938 11422040 11763185 11782736 12401072 13443640 13991999 14728420 15501340 15990856 18821096 19988570 21701876 22844080 23526370 26887280 27127345 27983998 29456840 31002680 31981712 37642192 37978283 39977140 43403752 47052740 54254690 55967996 58913680 62005360 69959995 75956566 79954280 86807504 94105480 108509380 111935992 139919990 151913132 159908560 188210960 189891415 217018760 223871984 265847981 279839980 303826264 379782830 434037520 531695962 559679960 607652528 759565660 1063391924 1119359920 1329239905 1519131320 2126783848 2658479810 3038262640 4253567696 5316959620 10633919240 21267838480
- Sum of all divisors σ(n): 61406784000
- Sum of proper divisors (its aliquot sum) s(n): 40138945520
- 21267838480 is an abundant number, because the sum of its proper divisors (40138945520) is greater than itself. Its abundance is 18871107040
Bases of 21267838480
- Binary: 100111100111010100101110110000100002
- Hexadecimal: 0x4F3A97610
- Base-36: 9RQBL74
Squares and roots of 21267838480
- 21267838480 squared (212678384802) is 452320953611368710400
- 21267838480 cubed (212678384803) is 9619888982526162424513096192000
-
The
square root of 21267838480 is 145834.9700174825 -
The
cube root of 21267838480 is 2770.6039632353
Scales and comparisons
How big is 21267838480?- 21,267,838,480 seconds is equal to 676 years, 13 weeks, 12 hours, 54 minutes, 40 seconds.
-
To count from 1 to 21,267,838,480 would take you about one thousand, three hundred fifty-two 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 21267838480 cubic inches would be around 230.9 feet tall.
Recreational maths with 21267838480
- 21267838480 backwards is 08483876212
- 21267838480 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21267838480's digits is 49
- More coming soon!
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