21082477520
21,082,477,520 is an even composite number composed of seven prime numbers multiplied together.
21082477520 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21082477520:
24 × 5 × 13 × 19 × 31 × 127 × 271
(2 × 2 × 2 × 2 × 5 × 13 × 19 × 31 × 127 × 271)See below for interesting mathematical facts about the number 21082477520 from the Numbermatics database.
Names of 21082477520
- Cardinal: 21082477520 can be written as Twenty-one billion, eighty-two million, four hundred seventy-seven thousand, five hundred twenty.
Scientific notation
- Scientific notation: 2.108247752 × 1010
Factors of 21082477520
Divisors of 21082477520
- Number of divisors d(n): 320
-
Complete list of divisors:
1 2 4 5 8 10 13 16 19 20 26 31 38 40 52 62 65 76 80 95 104 124 127 130 152 155 190 208 247 248 254 260 271 304 310 380 403 494 496 508 520 542 589 620 635 760 806 988 1016 1040 1084 1178 1235 1240 1270 1355 1520 1612 1651 1976 2015 2032 2168 2356 2413 2470 2480 2540 2710 2945 3224 3302 3523 3937 3952 4030 4336 4712 4826 4940 5080 5149 5420 5890 6448 6604 7046 7657 7874 8060 8255 8401 9424 9652 9880 10160 10298 10840 11780 12065 13208 14092 15314 15748 16120 16510 16802 17615 19304 19685 19760 20596 21680 23560 24130 25745 26416 28184 30628 31369 31496 32240 33020 33604 34417 35230 38285 38608 39370 41192 42005 47120 48260 51181 51490 56368 61256 62738 62992 66040 66937 67208 68834 70460 74803 76570 78740 82384 84010 96520 102362 102980 109213 122512 125476 132080 133874 134416 137668 140920 149606 153140 156845 157480 159619 168020 172085 193040 204724 205960 218426 250952 255905 267748 275336 281840 299212 306280 313690 314960 319238 334685 336040 344170 374015 409448 411920 436852 447421 501904 511810 535496 546065 550672 598424 612560 627380 638476 653923 669370 672080 688340 748030 798095 818896 873704 894842 972439 1023620 1066927 1070992 1092130 1196848 1254760 1276952 1307846 1338740 1376680 1496060 1596190 1747408 1789684 1944878 2047240 2075047 2133854 2184260 2237105 2509520 2553904 2615692 2677480 2753360 2992120 3192380 3269615 3579368 3889756 4094480 4150094 4267708 4368520 4474210 4862195 5231384 5334635 5354960 5984240 6384760 6539230 7158736 7779512 8300188 8500999 8535416 8737040 8948420 9724390 10375235 10462768 10669270 12769520 13078460 13870051 15559024 16600376 17001998 17070832 17896840 19448780 20271613 20750470 21338540 26156920 27740102 33200752 34003996 35793680 38897560 40543226 41500940 42504995 42677080 52313840 55480204 68007992 69350255 77795120 81086452 83001880 85009990 85354160 101358065 110960408 136015984 138700510 162172904 166003760 170019980 202716130 221920816 263530969 277401020 324345808 340039960 405432260 527061938 554802040 680079920 810864520 1054123876 1109604080 1317654845 1621729040 2108247752 2635309690 4216495504 5270619380 10541238760 21082477520
- Sum of all divisors σ(n): 58022952960
- Sum of proper divisors (its aliquot sum) s(n): 36940475440
- 21082477520 is an abundant number, because the sum of its proper divisors (36940475440) is greater than itself. Its abundance is 15857997920
Bases of 21082477520
- Binary: 100111010001001110100010011110100002
- Hexadecimal: 0x4E89D13D0
- Base-36: 9ONYNRK
Squares and roots of 21082477520
- 21082477520 squared (210824775202) is 444470858381305350400
- 21082477520 cubed (210824775203) is 9370546880118973638063723008000
-
The
square root of 21082477520 is 145198.0630724807 -
The
cube root of 21082477520 is 2762.5313505447
Scales and comparisons
How big is 21082477520?- 21,082,477,520 seconds is equal to 670 years, 18 weeks, 4 days, 3 hours, 45 minutes, 20 seconds.
-
To count from 1 to 21,082,477,520 would take you about one thousand, three hundred forty 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 21082477520 cubic inches would be around 230.2 feet tall.
Recreational maths with 21082477520
- 21082477520 backwards is 02577428012
- 21082477520 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21082477520's digits is 38
- More coming soon!
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