20989962240
20,989,962,240 is an even composite number composed of five prime numbers multiplied together.
20989962240 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 20989962240:
211 × 3 × 5 × 133 × 311
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 13 × 13 × 311)See below for interesting mathematical facts about the number 20989962240 from the Numbermatics database.
Names of 20989962240
- Cardinal: 20989962240 can be written as Twenty billion, nine hundred eighty-nine million, nine hundred sixty-two thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.098996224 × 1010
Factors of 20989962240
Divisors of 20989962240
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 78 80 96 104 120 128 130 156 160 169 192 195 208 240 256 260 311 312 320 338 384 390 416 480 507 512 520 622 624 640 676 768 780 832 845 933 960 1014 1024 1040 1244 1248 1280 1352 1536 1555 1560 1664 1690 1866 1920 2028 2048 2080 2197 2488 2496 2535 2560 2704 3072 3110 3120 3328 3380 3732 3840 4043 4056 4160 4394 4665 4976 4992 5070 5120 5408 6144 6220 6240 6591 6656 6760 7464 7680 8086 8112 8320 8788 9330 9952 9984 10140 10240 10816 10985 12129 12440 12480 13182 13312 13520 14928 15360 16172 16224 16640 17576 18660 19904 19968 20215 20280 21632 21970 24258 24880 24960 26364 26624 27040 29856 30720 32344 32448 32955 33280 35152 37320 39808 39936 40430 40560 43264 43940 48516 49760 49920 52559 52728 54080 59712 60645 64688 64896 65910 66560 70304 74640 79616 79872 80860 81120 86528 87880 97032 99520 99840 105118 105456 108160 119424 121290 129376 129792 131820 133120 140608 149280 157677 159232 161720 162240 173056 175760 194064 199040 199680 210236 210912 216320 238848 242580 258752 259584 262795 263640 281216 298560 315354 318464 323440 324480 346112 351520 388128 398080 399360 420472 421824 432640 477696 485160 517504 519168 525590 527280 562432 597120 630708 636928 646880 648960 683267 703040 776256 788385 796160 840944 843648 865280 955392 970320 1035008 1038336 1051180 1054560 1124864 1194240 1261416 1293760 1297920 1366534 1406080 1552512 1576770 1592320 1681888 1687296 1730560 1910784 1940640 2049801 2070016 2102360 2109120 2249728 2388480 2522832 2587520 2595840 2733068 2812160 3105024 3153540 3184640 3363776 3374592 3416335 3881280 4099602 4140032 4204720 4218240 4499456 4776960 5045664 5175040 5191680 5466136 5624320 6210048 6307080 6727552 6749184 6832670 7762560 8199204 8280064 8409440 8436480 9553920 10091328 10249005 10350080 10932272 11248640 12420096 12614160 13455104 13498368 13665340 15525120 16398408 16818880 16872960 20182656 20498010 20700160 21864544 22497280 24840192 25228320 26910208 27330680 31050240 32796816 33637760 33745920 40365312 40996020 41400320 43729088 50456640 53820416 54661360 62100480 65593632 67275520 67491840 80730624 81992040 87458176 100913280 107640832 109322720 124200960 131187264 134551040 161461248 163984080 174916352 201826560 218645440 262374528 269102080 322922496 327968160 349832704 403653120 437290880 524749056 538204160 655936320 699665408 807306240 874581760 1049498112 1311872640 1399330816 1614612480 1749163520 2098996224 2623745280 3498327040 4197992448 5247490560 6996654080 10494981120 20989962240
- Sum of all divisors σ(n): 72978796800
- Sum of proper divisors (its aliquot sum) s(n): 51988834560
- 20989962240 is an abundant number, because the sum of its proper divisors (51988834560) is greater than itself. Its abundance is 30998872320
Bases of 20989962240
- Binary: 100111000110001100101101000000000002
- Hexadecimal: 0x4E3196800
- Base-36: 9N4VQIO
Squares and roots of 20989962240
- 20989962240 squared (209899622402) is 440578514836625817600
- 20989962240 cubed (209899622403) is 9247726390176055680433127424000
-
The
square root of 20989962240 is 144879.1297599485 -
The
cube root of 20989962240 is 2758.4845282497
Scales and comparisons
How big is 20989962240?- 20,989,962,240 seconds is equal to 667 years, 21 weeks, 4 days, 9 hours, 4 minutes.
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To count from 1 to 20,989,962,240 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 20989962240 cubic inches would be around 229.9 feet tall.
Recreational maths with 20989962240
- 20989962240 backwards is 04226998902
- The number of decimal digits it has is: 11
- The sum of 20989962240's digits is 51
- More coming soon!
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