20995694720
20,995,694,720 is an even composite number composed of six prime numbers multiplied together.
20995694720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 20995694720:
27 × 5 × 7 × 11 × 132 × 2521
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 11 × 13 × 13 × 2521)See below for interesting mathematical facts about the number 20995694720 from the Numbermatics database.
Names of 20995694720
- Cardinal: 20995694720 can be written as Twenty billion, nine hundred ninety-five million, six hundred ninety-four thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.099569472 × 1010
Factors of 20995694720
Divisors of 20995694720
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 4 5 7 8 10 11 13 14 16 20 22 26 28 32 35 40 44 52 55 56 64 65 70 77 80 88 91 104 110 112 128 130 140 143 154 160 169 176 182 208 220 224 260 280 286 308 320 338 352 364 385 416 440 448 455 520 560 572 616 640 676 704 715 728 770 832 845 880 896 910 1001 1040 1120 1144 1183 1232 1352 1408 1430 1456 1540 1664 1690 1760 1820 1859 2002 2080 2240 2288 2366 2464 2521 2704 2860 2912 3080 3380 3520 3640 3718 4004 4160 4480 4576 4732 4928 5005 5042 5408 5720 5824 5915 6160 6760 7040 7280 7436 8008 8320 9152 9295 9464 9856 10010 10084 10816 11440 11648 11830 12320 12605 13013 13520 14560 14872 16016 17647 18304 18590 18928 20020 20168 21632 22880 23660 24640 25210 26026 27040 27731 29120 29744 32032 32773 35294 37180 37856 40040 40336 45760 47320 49280 50420 52052 54080 55462 58240 59488 64064 65065 65546 70588 74360 75712 80080 80672 88235 91520 94640 100840 104104 108160 110924 118976 128128 130130 131092 138655 141176 148720 151424 160160 161344 163865 176470 189280 194117 201680 208208 221848 229411 237952 260260 262184 277310 282352 297440 320320 322688 327730 352940 360503 378560 388234 403360 416416 426049 443696 458822 520520 524368 554620 564704 594880 640640 655460 705880 721006 757120 776468 806720 832832 852098 887392 917644 970585 1041040 1048736 1109240 1129408 1147055 1189760 1310920 1411760 1442012 1552936 1613440 1665664 1704196 1774784 1802515 1835288 1941170 2082080 2097472 2130245 2218480 2258816 2294110 2523521 2621840 2823520 2884024 2982343 3105872 3408392 3549568 3605030 3670576 3882340 4164160 4194944 4260490 4436960 4588220 4686539 5047042 5243680 5647040 5768048 5964686 6211744 6816784 7210060 7341152 7764680 8328320 8520980 8873920 9176440 9373078 10094084 10487360 11294080 11536096 11929372 12423488 12617605 13633568 14420120 14682304 14911715 15529360 17041960 17747840 18352880 18746156 20188168 20974720 23072192 23432695 23858744 24846976 25235210 27267136 28840240 29364608 29823430 31058720 32805773 34083920 36705760 37492312 40376336 46144384 46865390 47717488 50470420 54534272 57680480 59646860 62117440 65611546 68167840 73411520 74984624 80752672 93730780 95434976 100940840 115360960 119293720 124234880 131223092 136335680 146823040 149969248 161505344 164028865 187461560 190869952 201881680 230721920 238587440 262446184 272671360 299938496 323010688 328057730 374923120 381739904 403763360 477174880 524892368 599876992 656115460 749846240 807526720 954349760 1049784736 1312230920 1499692480 1615053440 1908699520 2099569472 2624461840 2999384960 4199138944 5248923680 10497847360 20995694720
- Sum of all divisors σ(n): 67788938880
- Sum of proper divisors (its aliquot sum) s(n): 46793244160
- 20995694720 is an abundant number, because the sum of its proper divisors (46793244160) is greater than itself. Its abundance is 25797549440
Bases of 20995694720
- Binary: 100111000110111000011100000100000002
- Hexadecimal: 0x4E370E080
- Base-36: 9N8ALQ8
Squares and roots of 20995694720
- 20995694720 squared (209956947202) is 440819196775435878400
- 20995694720 cubed (209956947203) is 9255305282212660097821442048000
-
The
square root of 20995694720 is 144898.9120732105 -
The
cube root of 20995694720 is 2758.7356247481
Scales and comparisons
How big is 20995694720?- 20,995,694,720 seconds is equal to 667 years, 31 weeks, 17 hours, 25 minutes, 20 seconds.
-
To count from 1 to 20,995,694,720 would take you about one thousand, three hundred thirty-five 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 20995694720 cubic inches would be around 229.9 feet tall.
Recreational maths with 20995694720
- 20995694720 backwards is 02749659902
- The number of decimal digits it has is: 11
- The sum of 20995694720's digits is 53
- More coming soon!
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