21221077248
21,221,077,248 is an even composite number composed of four prime numbers multiplied together.
What does the number 21221077248 look like?
This visualization shows the relationship between its 4 prime factors (large circles) and 216 divisors.
21221077248 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 21221077248:
28 × 35 × 7 × 48733
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 7 × 48733)See below for interesting mathematical facts about the number 21221077248 from the Numbermatics database.
Names of 21221077248
- Cardinal: 21221077248 can be written as Twenty-one billion, two hundred twenty-one million, seventy-seven thousand, two hundred forty-eight.
Scientific notation
- Scientific notation: 2.1221077248 × 1010
Factors of 21221077248
Divisors of 21221077248
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 81 84 96 108 112 126 128 144 162 168 189 192 216 224 243 252 256 288 324 336 378 384 432 448 486 504 567 576 648 672 756 768 864 896 972 1008 1134 1152 1296 1344 1512 1701 1728 1792 1944 2016 2268 2304 2592 2688 3024 3402 3456 3888 4032 4536 5184 5376 6048 6804 6912 7776 8064 9072 10368 12096 13608 15552 16128 18144 20736 24192 27216 31104 36288 48384 48733 54432 62208 72576 97466 108864 145152 146199 194932 217728 292398 341131 389864 435456 438597 584796 682262 779728 877194 1023393 1169592 1315791 1364524 1559456 1754388 2046786 2339184 2631582 2729048 3070179 3118912 3508776 3947373 4093572 4678368 5263164 5458096 6140358 6237824 7017552 7894746 8187144 9210537 9356736 10526328 10916192 11842119 12280716 12475648 14035104 15789492 16374288 18421074 18713472 21052656 21832384 23684238 24561432 27631611 28070208 31578984 32748576 36842148 37426944 42105312 43664768 47368476 49122864 55263222 56140416 63157968 65497152 73684296 82894833 84210624 87329536 94736952 98245728 110526444 112280832 126315936 130994304 147368592 165789666 168421248 189473904 196491456 221052888 252631872 261988608 294737184 331579332 336842496 378947808 392982912 442105776 505263744 589474368 663158664 757895616 785965824 884211552 1010527488 1178948736 1326317328 1515791232 1768423104 2357897472 2652634656 3031582464 3536846208 5305269312 7073692416 10610538624 21221077248
- Sum of all divisors σ(n): 72517751488
- Sum of proper divisors (its aliquot sum) s(n): 51296674240
- 21221077248 is an abundant number, because the sum of its proper divisors (51296674240) is greater than itself. Its abundance is 30075596992
Bases of 21221077248
- Binary: 100111100001101111111110001000000002
- Hexadecimal: 0x4F0DFF100
- Base-36: 9QYHC00
Squares and roots of 21221077248
- 21221077248 squared (212210772482) is 450334119565583253504
- 21221077248 cubed (212210772483) is 9556575138711310424783550676992
-
The
square root of 21221077248 is 145674.5593712231 -
The
cube root of 21221077248 is 2768.5719134111
Scales and comparisons
How big is 21221077248?- 21,221,077,248 seconds is equal to 674 years, 39 weeks, 5 days, 7 hours, 40 minutes, 48 seconds.
-
To count from 1 to 21,221,077,248 would take you about one thousand, three hundred forty-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 21221077248 cubic inches would be around 230.7 feet tall.
Recreational maths with 21221077248
- 21221077248 backwards is 84277012212
- 21221077248 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21221077248's digits is 36
- More coming soon!
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