21490956000
21,490,956,000 is an even composite number composed of five prime numbers multiplied together.
21490956000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21490956000:
25 × 32 × 53 × 223 × 2677
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 5 × 223 × 2677)See below for interesting mathematical facts about the number 21490956000 from the Numbermatics database.
Names of 21490956000
- Cardinal: 21490956000 can be written as Twenty-one billion, four hundred ninety million, nine hundred fifty-six thousand.
Scientific notation
- Scientific notation: 2.1490956 × 1010
Factors of 21490956000
Divisors of 21490956000
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 72 75 80 90 96 100 120 125 144 150 160 180 200 223 225 240 250 288 300 360 375 400 446 450 480 500 600 669 720 750 800 892 900 1000 1115 1125 1200 1338 1440 1500 1784 1800 2000 2007 2230 2250 2400 2676 2677 3000 3345 3568 3600 4000 4014 4460 4500 5352 5354 5575 6000 6690 7136 7200 8028 8031 8920 9000 10035 10704 10708 11150 12000 13380 13385 16056 16062 16725 17840 18000 20070 21408 21416 22300 24093 26760 26770 27875 32112 32124 33450 35680 36000 40140 40155 42832 44600 48186 50175 53520 53540 55750 64224 64248 66900 66925 80280 80310 83625 85664 89200 96372 100350 107040 107080 111500 120465 128496 133800 133850 160560 160620 167250 178400 192744 200700 200775 214160 223000 240930 250875 256992 267600 267700 321120 321240 334500 334625 385488 401400 401550 428320 446000 481860 501750 535200 535400 596971 602325 642480 669000 669250 770976 802800 803100 892000 963720 1003500 1003875 1070800 1193942 1204650 1284960 1338000 1338500 1605600 1606200 1790913 1927440 2007000 2007750 2141600 2387884 2409300 2676000 2677000 2984855 3011625 3212400 3581826 3854880 4014000 4015500 4775768 4818600 5354000 5372739 5969710 6023250 6424800 7163652 8028000 8031000 8954565 9551536 9637200 10708000 10745478 11939420 12046500 14327304 14924275 16062000 17909130 19103072 19274400 21490956 23878840 24093000 26863695 28654608 29848550 32124000 35818260 42981912 44772825 47757680 48186000 53727390 57309216 59697100 71636520 74621375 85963824 89545650 95515360 96372000 107454780 119394200 134318475 143273040 149242750 171927648 179091300 214909560 223864125 238788400 268636950 286546080 298485500 358182600 429819120 447728250 477576800 537273900 596971000 671592375 716365200 859638240 895456500 1074547800 1193942000 1343184750 1432730400 1790913000 2149095600 2387884000 2686369500 3581826000 4298191200 5372739000 7163652000 10745478000 21490956000
- Sum of all divisors σ(n): 76642046208
- Sum of proper divisors (its aliquot sum) s(n): 55151090208
- 21490956000 is an abundant number, because the sum of its proper divisors (55151090208) is greater than itself. Its abundance is 33660134208
Bases of 21490956000
- Binary: 101000000001111010111110110111000002
- Hexadecimal: 0x500F5F6E0
- Base-36: 9VF5RS0
Squares and roots of 21490956000
- 21490956000 squared (214909560002) is 461861189793936000000
- 21490956000 cubed (214909560003) is 9925838507969127642816000000000
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The
square root of 21490956000 is 146597.9399582409 -
The
cube root of 21490956000 is 2780.2589341827
Scales and comparisons
How big is 21490956000?- 21,490,956,000 seconds is equal to 683 years, 17 weeks, 6 days, 22 hours.
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To count from 1 to 21,490,956,000 would take you about one thousand, three hundred sixty-six 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 21490956000 cubic inches would be around 231.7 feet tall.
Recreational maths with 21490956000
- 21490956000 backwards is 00065909412
- 21490956000 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21490956000's digits is 36
- More coming soon!
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