20989532160

Names of 20989532160

• Cardinal: 20989532160 can be written as Twenty billion, nine hundred eighty-nine million, five hundred thirty-two thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.098953216 × 10¹⁰

Factors of 20989532160

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 952

Divisors of 20989532160

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 89 90 96 108 120 128 135 144 160 178 180 192 216 240 256 267 270 288 320 356 360 384 432 445 480 512 534 540 576 640 712 720 768 801 853 864 890 960 1024 1068 1080 1152 1280 1335 1424 1440 1536 1602 1706 1728 1780 1920 2048 2136 2160 2304 2403 2559 2560 2670 2848 2880 3072 3204 3412 3456 3560 3840 4005 4265 4272 4320 4608 4806 5118 5120 5340 5696 5760 6144 6408 6824 6912 7120 7677 7680 8010 8530 8544 8640 9216 9612 10236 10240 10680 11392 11520 12015 12795 12816 13648 13824 14240 15354 15360 16020 17060 17088 17280 18432 19224 20472 21360 22784 23031 23040 24030 25590 25632 27296 27648 28480 30708 30720 32040 34120 34176 34560 38385 38448 40944 42720 45568 46062 46080 48060 51180 51264 54592 55296 56960 61416 64080 68240 68352 69120 75917 76770 76896 81888 85440 91136 92124 92160 96120 102360 102528 109184 113920 115155 122832 128160 136480 136704 138240 151834 153540 153792 163776 170880 182272 184248 192240 204720 205056 218368 227751 227840 230310 245664 256320 272960 273408 276480 303668 307080 307584 327552 341760 368496 379585 384480 409440 410112 436736 455502 455680 460620 491328 512640 545920 546816 607336 614160 615168 655104 683253 683520 736992 759170 768960 818880 820224 873472 911004 911360 921240 982656 1025280 1091840 1138755 1214672 1228320 1230336 1310208 1366506 1367040 1473984 1518340 1537920 1637760 1640448 1746944 1822008 1842480 1965312 2049759 2050560 2183680 2277510 2429344 2456640 2460672 2620416 2733012 2734080 2947968 3036680 3075840 3275520 3416265 3644016 3684960 3930624 4099518 4101120 4367360 4555020 4858688 4913280 4921344 5240832 5466024 5895936 6073360 6151680 6551040 6832530 7288032 7369920 7861248 8199036 8202240 8734720 9110040 9717376 9826560 10248795 10932048 11791872 12146720 12303360 13102080 13665060 14576064 14739840 15722496 16398072 18220080 19434752 19653120 20497590 21864096 23583744 24293440 24606720 26204160 27330120 29152128 29479680 32796144 36440160 38869504 39306240 40995180 43728192 47167488 48586880 54660240 58304256 58959360 65592288 72880320 77739008 78612480 81990360 87456384 97173760 109320480 116608512 117918720 131184576 145760640 155478016 163980720 174912768 194347520 218640960 233217024 235837440 262369152 291521280 327961440 349825536 388695040 437281920 466434048 524738304 583042560 655922880 699651072 777390080 874563840 1049476608 1166085120 1311845760 1399302144 1749127680 2098953216 2332170240 2623691520 3498255360 4197906432 5247383040 6996510720 10494766080 20989532160
• Sum of all divisors σ(n): 75538008000
• Sum of proper divisors (its aliquot sum) s(n): 54548475840
• 20989532160 is an abundant number, because the sum of its proper divisors (54548475840) is greater than itself. Its abundance is 33558943680

Bases of 20989532160

• Binary: 10011100011000100101101100000000000₂
• Hexadecimal: 0x4E312D800
• Base-36: 9N4MIO0

Squares and roots of 20989532160

• 20989532160 squared (20989532160²) is 440560460295674265600
• 20989532160 cubed (20989532160³) is 9247157949800458106695581696000
• The square root of 20989532160 is 144877.6454805915
• The cube root of 20989532160 is 2758.4656878611

Scales and comparisons

• 20,989,532,160 seconds is equal to 667 years, 20 weeks, 6 days, 9 hours, 36 minutes.
• To count from 1 to 20,989,532,160 would take you about one thousand, three hundred thirty-four 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 20989532160 cubic inches would be around 229.9 feet tall.

Recreational maths with 20989532160

• 20989532160 backwards is 06123598902
• 20989532160 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20989532160's digits is 45
• More coming soon!