21023425280
21,023,425,280 is an even composite number composed of six prime numbers multiplied together.
21023425280 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21023425280:
28 × 5 × 11 × 13 × 331 × 347
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 13 × 331 × 347)See below for interesting mathematical facts about the number 21023425280 from the Numbermatics database.
Names of 21023425280
- Cardinal: 21023425280 can be written as Twenty-one billion, twenty-three million, four hundred twenty-five thousand, two hundred eighty.
Scientific notation
- Scientific notation: 2.102342528 × 1010
Factors of 21023425280
Divisors of 21023425280
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 8 10 11 13 16 20 22 26 32 40 44 52 55 64 65 80 88 104 110 128 130 143 160 176 208 220 256 260 286 320 331 347 352 416 440 520 572 640 662 694 704 715 832 880 1040 1144 1280 1324 1388 1408 1430 1655 1664 1735 1760 2080 2288 2648 2776 2816 2860 3310 3328 3470 3520 3641 3817 4160 4303 4511 4576 5296 5552 5720 6620 6940 7040 7282 7634 8320 8606 9022 9152 10592 11104 11440 13240 13880 14080 14564 15268 16640 17212 18044 18205 18304 19085 21184 21515 22208 22555 22880 26480 27760 29128 30536 34424 36088 36410 36608 38170 42368 43030 44416 45110 45760 47333 49621 52960 55520 58256 61072 68848 72176 72820 76340 84736 86060 88832 90220 91520 94666 99242 105920 111040 114857 116512 122144 137696 144352 145640 152680 172120 180440 183040 189332 198484 211840 222080 229714 233024 236665 244288 248105 275392 288704 291280 305360 344240 360880 378664 396968 423680 444160 459428 466048 473330 488576 496210 550784 574285 577408 582560 610720 688480 721760 757328 793936 918856 932096 946660 977152 992420 1101568 1148570 1154816 1165120 1221440 1263427 1376960 1443520 1493141 1514656 1587872 1837712 1893320 1984840 2297140 2330240 2442880 2526854 2753920 2887040 2986282 3029312 3175744 3675424 3786640 3969680 4594280 4660480 4885760 5053708 5507840 5774080 5972564 6058624 6317135 6351488 7350848 7465705 7573280 7939360 9188560 10107416 11945128 12117248 12634270 12702976 14701696 14931410 15146560 15878720 16424551 18377120 20214832 23890256 25268540 29403392 29862820 30293120 31757440 32849102 36754240 40429664 47780512 50537080 59725640 60586240 63514880 65698204 73508480 80859328 82122755 95561024 101074160 119451280 131396408 147016960 161718656 164245510 191122048 202148320 238902560 262792816 323437312 328491020 382244096 404296640 477805120 525585632 656982040 808593280 955610240 1051171264 1313964080 1617186560 1911220480 2102342528 2627928160 4204685056 5255856320 10511712640 21023425280
- Sum of all divisors σ(n): 59511207168
- Sum of proper divisors (its aliquot sum) s(n): 38487781888
- 21023425280 is an abundant number, because the sum of its proper divisors (38487781888) is greater than itself. Its abundance is 17464356608
Bases of 21023425280
- Binary: 100111001010001100000000011000000002
- Hexadecimal: 0x4E5180300
- Base-36: 9NOSYRK
Squares and roots of 21023425280
- 21023425280 squared (210234252802) is 441984410503743078400
- 21023425280 cubed (210234252803) is 9292026229150289769059581952000
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The
square root of 21023425280 is 144994.5698293561 -
The
cube root of 21023425280 is 2759.9496455141
Scales and comparisons
How big is 21023425280?- 21,023,425,280 seconds is equal to 668 years, 24 weeks, 6 days, 16 hours, 21 minutes, 20 seconds.
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To count from 1 to 21,023,425,280 would take you about one thousand, three hundred thirty-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 21023425280 cubic inches would be around 230 feet tall.
Recreational maths with 21023425280
- 21023425280 backwards is 08252432012
- The number of decimal digits it has is: 11
- The sum of 21023425280's digits is 29
- More coming soon!
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