72289976990
72,289,976,990 is an even composite number composed of eight prime numbers multiplied together.
72289976990 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 72289976990:
2 × 5 × 7 × 11 × 53 × 61 × 71 × 409
See below for interesting mathematical facts about the number 72289976990 from the Numbermatics database.
Names of 72289976990
- Cardinal: 72289976990 can be written as Seventy-two billion, two hundred eighty-nine million, nine hundred seventy-six thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 7.228997699 × 1010
Factors of 72289976990
Divisors of 72289976990
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 5 7 10 11 14 22 35 53 55 61 70 71 77 106 110 122 142 154 265 305 355 371 385 409 427 497 530 583 610 671 710 742 770 781 818 854 994 1166 1342 1562 1855 2045 2135 2485 2863 2915 3233 3355 3710 3763 3905 4081 4090 4270 4331 4499 4697 4970 5467 5726 5830 6466 6710 7526 7810 8162 8662 8998 9394 10934 14315 16165 18815 20405 21655 21677 22495 22631 23485 24949 26341 27335 28630 29039 30317 31493 32330 35563 37630 40810 41393 43310 43354 44990 45262 46970 47641 49898 52682 54670 58078 60634 62986 71126 82786 95282 108385 113155 124745 131705 145195 151585 151739 157465 174643 177815 203273 206965 216770 226310 229543 238205 238447 248941 249490 263410 274439 289751 290390 303170 303478 314930 319429 333487 349286 355630 406546 413930 459086 476410 476894 497882 548878 579502 638858 666974 758695 873215 1016365 1147715 1192235 1244705 1322297 1372195 1448755 1517390 1539067 1597145 1606801 1667435 1669129 1746430 1771379 1921073 2032730 2236003 2295430 2384470 2489410 2524973 2644594 2744390 2897510 3078134 3194290 3213602 3334870 3338258 3542758 3842146 4472006 5049946 6611485 7695335 8034005 8345645 8856895 9256079 9605365 10773469 11180015 12399653 12624865 13222970 14545267 15390670 16068010 16691290 16929737 17674811 17713790 18512158 19210730 19485169 21546938 22360030 24799306 25249730 29090534 33859474 35349622 38970338 46280395 53867345 61998265 72726335 84648685 88374055 92560790 93883087 97425845 101816869 107734690 118508159 123996530 136396183 145452670 169297370 176748110 187766174 194851690 203633738 237016318 272792366 469415435 509084345 592540795 657181609 681980915 938830870 1018168690 1032713957 1185081590 1314363218 1363961830 2065427914 3285908045 5163569785 6571816090 7228997699 10327139570 14457995398 36144988495 72289976990
- Sum of all divisors σ(n): 170783354880
- Sum of proper divisors (its aliquot sum) s(n): 98493377890
- 72289976990 is an abundant number, because the sum of its proper divisors (98493377890) is greater than itself. Its abundance is 26203400900
Bases of 72289976990
- Binary: 10000110101001101000110000010100111102
- Hexadecimal: 0x10D4D1829E
- Base-36: X7JL38E
Squares and roots of 72289976990
- 72289976990 squared (722899769902) is 5225840773214729460100
- 72289976990 cubed (722899769903) is 377775909249096600999704123099000
-
The
square root of 72289976990 is 268867.9545613423 -
The
cube root of 72289976990 is 4165.7451321867
Scales and comparisons
How big is 72289976990?- 72,289,976,990 seconds is equal to 2,298 years, 31 weeks, 13 hours, 9 minutes, 50 seconds.
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To count from 1 to 72,289,976,990 would take you about four thousand, five hundred ninety-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 72289976990 cubic inches would be around 347.1 feet tall.
Recreational maths with 72289976990
- 72289976990 backwards is 09967998227
- The number of decimal digits it has is: 11
- The sum of 72289976990's digits is 68
- More coming soon!
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