21061412400
21,061,412,400 is an even composite number composed of seven prime numbers multiplied together.
21061412400 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 21061412400:
24 × 3 × 52 × 7 × 29 × 31 × 2789
(2 × 2 × 2 × 2 × 3 × 5 × 5 × 7 × 29 × 31 × 2789)See below for interesting mathematical facts about the number 21061412400 from the Numbermatics database.
Names of 21061412400
- Cardinal: 21061412400 can be written as Twenty-one billion, sixty-one million, four hundred twelve thousand, four hundred.
Scientific notation
- Scientific notation: 2.10614124 × 1010
Factors of 21061412400
Divisors of 21061412400
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 25 28 29 30 31 35 40 42 48 50 56 58 60 62 70 75 80 84 87 93 100 105 112 116 120 124 140 145 150 155 168 174 175 186 200 203 210 217 232 240 248 280 290 300 310 336 348 350 372 400 406 420 434 435 464 465 496 525 560 580 600 609 620 651 696 700 725 744 775 812 840 868 870 899 930 1015 1050 1085 1160 1200 1218 1240 1302 1392 1400 1450 1488 1550 1624 1680 1736 1740 1798 1860 2030 2100 2170 2175 2320 2325 2436 2480 2604 2697 2789 2800 2900 3045 3100 3248 3255 3472 3480 3596 3720 4060 4200 4340 4350 4495 4650 4872 5075 5208 5394 5425 5578 5800 6090 6200 6293 6510 6960 7192 7440 8120 8367 8400 8680 8700 8990 9300 9744 10150 10416 10788 10850 11156 11600 12180 12400 12586 13020 13485 13945 14384 15225 16240 16275 16734 17360 17400 17980 18600 18879 19523 20300 21576 21700 22312 22475 24360 25172 26040 26970 27890 30450 31465 32550 33468 34800 35960 37200 37758 39046 40600 41835 43152 43400 44624 44950 48720 50344 52080 53940 55780 58569 60900 62930 65100 66936 67425 69725 71920 75516 78092 80881 81200 83670 86459 86800 89900 94395 97615 100688 107880 111560 117138 121800 125860 130200 133872 134850 139450 151032 156184 157325 161762 167340 172918 179800 188790 195230 209175 215760 223120 234276 242643 243600 251720 259377 260400 269700 278900 292845 302064 312368 314650 323524 334680 345836 359600 377580 390460 404405 418350 432295 468552 471975 485286 488075 503440 518754 539400 557800 566167 585690 605213 629300 647048 669360 691672 755160 780920 808810 836700 864590 937104 943950 970572 976150 1037508 1078800 1115600 1132334 1171380 1210426 1213215 1258600 1294096 1296885 1383344 1464225 1510320 1561840 1617620 1673400 1698501 1729180 1815639 1887900 1941144 1952300 2022025 2075016 2161475 2264668 2342760 2420852 2426430 2507311 2517200 2593770 2830835 2928450 3026065 3235240 3346800 3397002 3458360 3631278 3775800 3882288 3904600 4044050 4150032 4322950 4529336 4685520 4841704 4852860 5014622 5187540 5661670 5856900 6052130 6066075 6470480 6484425 6794004 6916720 7262556 7521933 7551600 7809200 8088100 8492505 8645900 9058672 9078195 9683408 9705720 10029244 10375080 11323340 11713800 12104260 12132150 12536555 12968850 13588008 14154175 14525112 15043866 15130325 16176200 16985010 17291800 17551177 18156390 19411440 20058488 20750160 22646680 23427600 24208520 24264300 25073110 25937700 27176016 28308350 29050224 30087732 30260650 32352400 33970020 34583600 35102354 36312780 37609665 40116976 42462525 45293360 45390975 48417040 48528600 50146220 51875400 52653531 56616700 60175464 60521300 62682775 67940040 70204708 72625560 75219330 84925050 87755885 90781950 97057200 100292440 103750800 105307062 113233400 120350928 121042600 125365550 135880080 140409416 145251120 150438660 169850100 175511770 181563900 188048325 200584880 210614124 226466800 242085200 250731100 263267655 280818832 300877320 339700200 351023540 363127800 376096650 421228248 438779425 501462200 526535310 601754640 679400400 702047080 726255600 752193300 842456496 877558850 1002924400 1053070620 1316338275 1404094160 1504386600 1755117700 2106141240 2632676550 3008773200 3510235400 4212282480 5265353100 7020470800 10530706200 21061412400
- Sum of all divisors σ(n): 82366156800
- Sum of proper divisors (its aliquot sum) s(n): 61304744400
- 21061412400 is an abundant number, because the sum of its proper divisors (61304744400) is greater than itself. Its abundance is 40243332000
Bases of 21061412400
- Binary: 100111001110101101110100110001100002
- Hexadecimal: 0x4E75BA630
- Base-36: 9OBF5TC
Squares and roots of 21061412400
- 21061412400 squared (210614124002) is 443583092282873760000
- 21061412400 cubed (210614124003) is 9342486440236861716498624000000
-
The
square root of 21061412400 is 145125.5056838735 -
The
cube root of 21061412400 is 2761.6109582931
Scales and comparisons
How big is 21061412400?- 21,061,412,400 seconds is equal to 669 years, 35 weeks, 5 days, 8 hours, 20 minutes.
-
To count from 1 to 21,061,412,400 would take you about one thousand, three hundred thirty-nine 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 21061412400 cubic inches would be around 230.1 feet tall.
Recreational maths with 21061412400
- 21061412400 backwards is 00421416012
- 21061412400 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21061412400's digits is 21
- More coming soon!
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