20872505520
20,872,505,520 is an even composite number composed of six prime numbers multiplied together.
20872505520 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 20872505520:
24 × 33 × 5 × 23 × 59 × 7121
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 23 × 59 × 7121)See below for interesting mathematical facts about the number 20872505520 from the Numbermatics database.
Names of 20872505520
- Cardinal: 20872505520 can be written as Twenty billion, eight hundred seventy-two million, five hundred five thousand, five hundred twenty.
Scientific notation
- Scientific notation: 2.087250552 × 1010
Factors of 20872505520
Divisors of 20872505520
- Number of divisors d(n): 320
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 23 24 27 30 36 40 45 46 48 54 59 60 69 72 80 90 92 108 115 118 120 135 138 144 177 180 184 207 216 230 236 240 270 276 295 345 354 360 368 414 432 460 472 531 540 552 590 621 690 708 720 828 885 920 944 1035 1062 1080 1104 1180 1242 1357 1380 1416 1593 1656 1770 1840 2070 2124 2160 2360 2484 2655 2714 2760 2832 3105 3186 3312 3540 4071 4140 4248 4720 4968 5310 5428 5520 6210 6372 6785 7080 7121 7965 8142 8280 8496 9936 10620 10856 12213 12420 12744 13570 14160 14242 15930 16284 16560 20355 21240 21363 21712 24426 24840 25488 27140 28484 31860 32568 35605 36639 40710 42480 42726 48852 49680 54280 56968 61065 63720 64089 65136 71210 73278 81420 85452 97704 106815 108560 113936 122130 127440 128178 142420 146556 162840 163783 170904 183195 192267 195408 213630 244260 256356 284840 293112 320445 325680 327566 341808 366390 384534 420139 427260 488520 491349 512712 569680 586224 640890 655132 732780 769068 818915 840278 854520 961335 977040 982698 1025424 1260417 1281780 1310264 1465560 1474047 1538136 1637830 1680556 1709040 1922670 1965396 2100695 2456745 2520834 2563560 2620528 2931120 2948094 3076272 3275660 3361112 3781251 3845340 3930792 4201390 4422141 4913490 5041668 5127120 5896188 6302085 6551320 6722224 7370235 7562502 7690680 7861584 8402780 8844282 9663197 9826980 10083336 11343753 11792376 12604170 13102640 14740470 15125004 15381360 16805560 17688564 18906255 19326394 19653960 20166672 22110705 22687506 23584752 25208340 28989591 29480940 30250008 33611120 35377128 37812510 38652788 39307920 44221410 45375012 48315985 50416680 56718765 57979182 58961880 60500016 70754256 75625020 77305576 86968773 88442820 90750024 96631970 100833360 113437530 115958364 117923760 144947955 151250040 154611152 173937546 176885640 181500048 193263940 226875060 231916728 260906319 289895910 302500080 347875092 353771280 386527880 434843865 453750120 463833456 521812638 579791820 695750184 773055760 869687730 907500240 1043625276 1159583640 1304531595 1391500368 1739375460 2087250552 2319167280 2609063190 3478750920 4174501104 5218126380 6957501840 10436252760 20872505520
- Sum of all divisors σ(n): 76302259200
- Sum of proper divisors (its aliquot sum) s(n): 55429753680
- 20872505520 is an abundant number, because the sum of its proper divisors (55429753680) is greater than itself. Its abundance is 34557248160
Bases of 20872505520
- Binary: 100110111000001100100101000101100002
- Hexadecimal: 0x4DC1928B0
- Base-36: 9L6Y8C0
Squares and roots of 20872505520
- 20872505520 squared (208725055202) is 435661486682430470400
- 20872505520 cubed (208725055203) is 9093346785630436480440196608000
-
The
square root of 20872505520 is 144473.2000060911 -
The
cube root of 20872505520 is 2753.3295437897
Scales and comparisons
How big is 20872505520?- 20,872,505,520 seconds is equal to 663 years, 35 weeks, 2 days, 22 hours, 12 minutes.
-
To count from 1 to 20,872,505,520 would take you about one thousand, three hundred twenty-seven 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 20872505520 cubic inches would be around 229.4 feet tall.
Recreational maths with 20872505520
- 20872505520 backwards is 02550527802
- 20872505520 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20872505520's digits is 36
- More coming soon!
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