20672665380
20,672,665,380 is an even composite number composed of seven prime numbers multiplied together.
20672665380 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 20672665380:
22 × 32 × 5 × 17 × 19 × 43 × 8269
(2 × 2 × 3 × 3 × 5 × 17 × 19 × 43 × 8269)See below for interesting mathematical facts about the number 20672665380 from the Numbermatics database.
Names of 20672665380
- Cardinal: 20672665380 can be written as Twenty billion, six hundred seventy-two million, six hundred sixty-five thousand, three hundred eighty.
Scientific notation
- Scientific notation: 2.067266538 × 1010
Factors of 20672665380
Divisors of 20672665380
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 17 18 19 20 30 34 36 38 43 45 51 57 60 68 76 85 86 90 95 102 114 129 153 170 171 172 180 190 204 215 228 255 258 285 306 323 340 342 380 387 430 510 516 570 612 645 646 684 731 765 774 817 855 860 969 1020 1140 1290 1292 1462 1530 1548 1615 1634 1710 1935 1938 2193 2451 2580 2907 2924 3060 3230 3268 3420 3655 3870 3876 4085 4386 4845 4902 5814 6460 6579 7310 7353 7740 8170 8269 8772 9690 9804 10965 11628 12255 13158 13889 14535 14620 14706 16340 16538 19380 21930 24510 24807 26316 27778 29070 29412 32895 33076 36765 41345 41667 43860 49020 49614 55556 58140 65790 69445 73530 74421 82690 83334 99228 124035 125001 131580 138890 140573 147060 148842 157111 165380 166668 208335 248070 250002 277780 281146 297684 314222 355567 372105 416670 421719 471333 496140 500004 562292 625005 628444 702865 711134 744210 785555 833340 843438 942666 1066701 1250010 1265157 1405730 1413999 1422268 1488420 1571110 1686876 1777835 1885332 2108595 2133402 2356665 2500020 2530314 2670887 2811460 2827998 3142220 3200103 3555670 4217190 4266804 4713330 5060628 5333505 5341774 5655996 6044639 6325785 6400206 6755773 7069995 7111340 8012661 8434380 9426660 10667010 10683548 12089278 12651570 12800412 13354435 13511546 14139990 16000515 16025322 18133917 20267319 21334020 24037983 24178556 25303140 26708870 27023092 28279980 30223195 32001030 32050644 33778865 36267834 40063305 40534638 48075966 53417740 54401751 60446390 60801957 64002060 67557730 72535668 80126610 81069276 90669585 96151932 101336595 108803502 114848141 120189915 120892780 121603914 135115460 160253220 181339170 202673190 217607004 229696282 240379830 243207828 272008755 304009785 344544423 362678340 405346380 459392564 480759660 544017510 574240705 608019570 689088846 1033633269 1088035020 1148481410 1216039140 1378177692 1722722115 2067266538 2296962820 3445444230 4134533076 5168166345 6890888460 10336332690 20672665380
- Sum of all divisors σ(n): 71524252800
- Sum of proper divisors (its aliquot sum) s(n): 50851587420
- 20672665380 is an abundant number, because the sum of its proper divisors (50851587420) is greater than itself. Its abundance is 30178922040
Bases of 20672665380
- Binary: 100110100000010111111010111001001002
- Hexadecimal: 0x4D02FD724
- Base-36: 9HVYYP0
Squares and roots of 20672665380
- 20672665380 squared (206726653802) is 427359093913450544400
- 20672665380 cubed (206726653803) is 8834651545572757785560032872000
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The
square root of 20672665380 is 143779.9199471191 -
The
cube root of 20672665380 is 2744.5142600553
Scales and comparisons
How big is 20672665380?- 20,672,665,380 seconds is equal to 657 years, 16 weeks, 6 days, 23 hours, 3 minutes.
-
To count from 1 to 20,672,665,380 would take you about one thousand, three hundred fourteen 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 20672665380 cubic inches would be around 228.7 feet tall.
Recreational maths with 20672665380
- 20672665380 backwards is 08356627602
- 20672665380 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20672665380's digits is 45
- More coming soon!
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