21390673461500
21,390,673,461,500 is an even composite number composed of seven prime numbers multiplied together.
21390673461500 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21390673461500:
22 × 53 × 7 × 17 × 79 × 233 × 19531
(2 × 2 × 5 × 5 × 5 × 7 × 17 × 79 × 233 × 19531)See below for interesting mathematical facts about the number 21390673461500 from the Numbermatics database.
Names of 21390673461500
- Cardinal: 21390673461500 can be written as Twenty-one trillion, three hundred ninety billion, six hundred seventy-three million, four hundred sixty-one thousand, five hundred.
Scientific notation
- Scientific notation: 2.13906734615 × 1013
Factors of 21390673461500
Divisors of 21390673461500
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 4 5 7 10 14 17 20 25 28 34 35 50 68 70 79 85 100 119 125 140 158 170 175 233 238 250 316 340 350 395 425 466 476 500 553 595 700 790 850 875 932 1106 1165 1190 1343 1580 1631 1700 1750 1975 2125 2212 2330 2380 2686 2765 2975 3262 3500 3950 3961 4250 4660 5372 5530 5825 5950 6524 6715 7900 7922 8155 8500 9401 9875 11060 11650 11900 13430 13825 14875 15844 16310 18407 18802 19531 19750 19805 23300 26860 27650 27727 29125 29750 32620 33575 36814 37604 39062 39500 39610 40775 47005 55300 55454 58250 59500 67150 69125 73628 78124 79220 81550 92035 94010 97655 99025 110908 116500 128849 134300 136717 138250 138635 163100 167875 184070 188020 195310 198050 203875 235025 257698 273434 276500 277270 312919 332027 335750 368140 390620 396100 407750 460175 470050 488275 495125 515396 546868 554540 625838 644245 664054 671500 683585 693175 815500 920350 940100 976550 990250 1175125 1251676 1288490 1328108 1367170 1386350 1542949 1564595 1660135 1840700 1953100 1980500 2190433 2300875 2324189 2350250 2441375 2576980 2734340 2772700 3085898 3129190 3221225 3320270 3417925 3465875 4380866 4550723 4601750 4648378 4700500 4882750 6171796 6258380 6442450 6640540 6835850 6931750 7714745 7822975 8300675 8761732 9101446 9203500 9296756 9765500 10800643 10952165 11620945 12884900 13671700 13863500 15429490 15645950 16106125 16601350 17089625 18202892 21601286 21904330 22753615 23241890 26230133 30858980 31291900 31855061 32212250 33202700 34179250 38573725 39114875 41503375 43202572 43808660 45507230 46483780 52460266 54003215 54760825 58104725 63710122 64424500 68358500 77147450 77362291 78229750 83006750 91014460 104920532 108006430 109521650 113768075 116209450 127420244 131150665 154294900 154724582 156459500 159275305 166013500 183610931 192868625 216012860 219043300 227536150 232418900 262301330 270016075 273804125 290523625 309449164 318550610 359507117 367221862 385737250 386811455 455072300 524602660 540032150 541536037 547608250 568840375 581047250 637101220 655753325 719014234 734443724 771474500 773622910 796376525 918054655 1080064300 1083072074 1095216500 1137680750 1162094500 1311506650 1350080375 1438028468 1547245820 1592753050 1797535585 1836109310 1934057275 2166144148 2275361500 2516549819 2623013300 2700160750 2707680185 3185506100 3278766625 3595071170 3672218620 3868114550 3981882625 4590273275 5033099638 5400321500 5415360370 6111620989 6557533250 7190142340 7736229100 7963765250 8987677925 9180546550 9670286375 10066199276 10830720740 12223241978 12582749095 13115066500 13538400925 15927530500 17975355850 18361093100 19340572750 22951366375 24446483956 25165498190 27076801850 30558104945 35950711700 38681145500 42781346923 44938389625 45902732750 50330996380 54153603700 61116209890 62913745475 67692004625 85562693846 89876779250 91805465500 122232419780 125827490950 135384009250 152790524725 171125387692 179753558500 213906734615 251654981900 270768018500 305581049450 314568727375 427813469230 611162098900 629137454750 763952623625 855626938460 1069533673075 1258274909500 1527905247250 2139067346150 3055810494500 4278134692300 5347668365375 10695336730750 21390673461500
- Sum of all divisors σ(n): 57496007761920
- Sum of proper divisors (its aliquot sum) s(n): 36105334300420
- 21390673461500 is an abundant number, because the sum of its proper divisors (36105334300420) is greater than itself. Its abundance is 14714660838920
Bases of 21390673461500
- Binary: 1001101110100011001110111111001000000111111002
- Hexadecimal: 0x1374677E40FC
- Base-36: 7KYQMORUK
Squares and roots of 21390673461500
- 21390673461500 squared (213906734615002) is 457560911136520391982250000
- 21390673461500 cubed (213906734615003) is 9787536038867726552228292454058375000000
-
The
square root of 21390673461500 is 4625005.2390781137 -
The
cube root of 21390673461500 is 27759.2771347655
Scales and comparisons
How big is 21390673461500?- 21,390,673,461,500 seconds is equal to 680,157 years, 13 weeks, 3 hours, 18 minutes, 20 seconds.
-
To count from 1 to 21,390,673,461,500 would take you about one million, seven hundred thousand, three hundred ninety-three 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 21390673461500 cubic inches would be around 2313.3 feet tall.
Recreational maths with 21390673461500
- 21390673461500 backwards is 00516437609312
- The number of decimal digits it has is: 14
- The sum of 21390673461500's digits is 47
- More coming soon!
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