20467821920
20,467,821,920 is an even composite number composed of seven prime numbers multiplied together.
20467821920 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 20467821920:
25 × 5 × 7 × 13 × 31 × 137 × 331
(2 × 2 × 2 × 2 × 2 × 5 × 7 × 13 × 31 × 137 × 331)See below for interesting mathematical facts about the number 20467821920 from the Numbermatics database.
Names of 20467821920
- Cardinal: 20467821920 can be written as Twenty billion, four hundred sixty-seven million, eight hundred twenty-one thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.046782192 × 1010
Factors of 20467821920
Divisors of 20467821920
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 4 5 7 8 10 13 14 16 20 26 28 31 32 35 40 52 56 62 65 70 80 91 104 112 124 130 137 140 155 160 182 208 217 224 248 260 274 280 310 331 364 403 416 434 455 496 520 548 560 620 662 685 728 806 868 910 959 992 1040 1085 1096 1120 1240 1324 1370 1456 1612 1655 1736 1781 1820 1918 2015 2080 2170 2192 2317 2480 2648 2740 2821 2912 3224 3310 3472 3562 3640 3836 4030 4247 4303 4340 4384 4634 4795 4960 5296 5480 5642 6448 6620 6944 7124 7280 7672 8060 8494 8606 8680 8905 9268 9590 10261 10592 10960 11284 11585 12467 12896 13240 14105 14248 14560 15344 16120 16988 17212 17360 17810 18536 19180 20522 21235 21515 21920 22568 23170 24934 26480 28210 28496 29729 30121 30688 32240 33976 34424 34720 35620 37072 38360 41044 42470 43030 45136 45347 46340 49868 51305 52960 55211 56420 56992 59458 60242 62335 64480 67952 68848 71240 71827 74144 76720 82088 84940 86060 90272 90694 92680 99736 102610 110422 112840 118916 120484 124670 133393 135904 137696 142480 143654 148645 150605 153440 164176 169880 172120 181388 185360 199472 205220 220844 225680 226735 237832 240968 249340 266786 276055 284960 287308 297290 301210 317429 328352 339760 344240 359135 362776 370720 386477 398944 410440 441688 451360 453470 475664 481936 498680 533572 552110 574616 589511 594580 602420 634858 666965 679520 688480 718270 725552 772954 820880 883376 906940 933751 951328 963872 997360 1067144 1104220 1149232 1179022 1189160 1204840 1269716 1333930 1405757 1436540 1451104 1545908 1587145 1641760 1766752 1813880 1867502 1932385 1994720 2134288 2208440 2298464 2358044 2378320 2409680 2539432 2667860 2811514 2873080 2947555 3091816 3174290 3627760 3735004 3864770 4126577 4268576 4416880 4668755 4716088 4756640 4819360 5078864 5335720 5623028 5746160 5895110 6183632 6348580 7028785 7255520 7470008 7729540 8253154 8833760 9337510 9432176 9840299 10157728 10671440 11246056 11492320 11790220 12367264 12697160 14057570 14940016 15459080 16506308 18274841 18675020 18864352 19680598 20632885 21342880 22492112 23580440 25394320 28115140 29880032 30918160 33012616 36549682 37350040 39361196 41265770 44984224 47160880 49201495 50788640 56230280 61836320 66025232 73099364 74700080 78722392 82531540 91374205 94321760 98402990 112460560 127923887 132050464 146198728 149400160 157444784 165063080 182748410 196805980 224921120 255847774 292397456 314889568 330126160 365496820 393611960 511695548 584794912 639619435 660252320 730993640 787223920 1023391096 1279238870 1461987280 1574447840 2046782192 2558477740 2923974560 4093564384 5116955480 10233910960 20467821920
- Sum of all divisors σ(n): 62069317632
- Sum of proper divisors (its aliquot sum) s(n): 41601495712
- 20467821920 is an abundant number, because the sum of its proper divisors (41601495712) is greater than itself. Its abundance is 21133673792
Bases of 20467821920
- Binary: 100110000111111101000101101011000002
- Hexadecimal: 0x4C3FA2D60
- Base-36: 9EI0GGW
Squares and roots of 20467821920
- 20467821920 squared (204678219202) is 418931734148832486400
- 20467821920 cubed (204678219203) is 8574620131195086107546021888000
-
The
square root of 20467821920 is 143065.7957724347 -
The
cube root of 20467821920 is 2735.4191096613
Scales and comparisons
How big is 20467821920?- 20,467,821,920 seconds is equal to 650 years, 42 weeks, 2 days, 2 hours, 5 minutes, 20 seconds.
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To count from 1 to 20,467,821,920 would take you about one thousand, three hundred one 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 20467821920 cubic inches would be around 228 feet tall.
Recreational maths with 20467821920
- 20467821920 backwards is 02912876402
- The number of decimal digits it has is: 11
- The sum of 20467821920's digits is 41
- More coming soon!
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