128849709440
128,849,709,440 is an even composite number composed of seven prime numbers multiplied together.
128849709440 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of five hundred twelve divisors.
Prime factorization of 128849709440:
27 × 5 × 23 × 31 × 41 × 71 × 97
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 23 × 31 × 41 × 71 × 97)See below for interesting mathematical facts about the number 128849709440 from the Numbermatics database.
Names of 128849709440
- Cardinal: 128849709440 can be written as One hundred twenty-eight billion, eight hundred forty-nine million, seven hundred nine thousand, four hundred forty.
Scientific notation
- Scientific notation: 1.2884970944 × 1011
Factors of 128849709440
Divisors of 128849709440
- Number of divisors d(n): 512
-
Complete list of divisors:
1 2 4 5 8 10 16 20 23 31 32 40 41 46 62 64 71 80 82 92 97 115 124 128 142 155 160 164 184 194 205 230 248 284 310 320 328 355 368 388 410 460 485 496 568 620 640 656 710 713 736 776 820 920 943 970 992 1136 1240 1271 1312 1420 1426 1472 1552 1633 1640 1840 1886 1940 1984 2201 2231 2272 2480 2542 2624 2840 2852 2911 2944 3007 3104 3266 3280 3565 3680 3772 3880 3968 3977 4402 4462 4544 4715 4960 5084 5248 5680 5704 5822 6014 6208 6355 6532 6560 6887 7130 7360 7544 7760 7954 8165 8804 8924 9088 9430 9920 10168 11005 11155 11360 11408 11644 12028 12416 12710 13064 13120 13774 14260 14555 14720 15035 15088 15520 15908 16330 17608 17848 18860 19840 19885 20336 22010 22310 22720 22816 23288 24056 25420 26128 26240 27548 28520 29110 29233 30070 30176 31040 31816 32660 34435 35216 35696 37720 39770 40672 44020 44620 45440 45632 46576 48112 50623 50840 52256 55096 57040 58220 58466 60140 60352 62080 63632 65320 66953 68870 69161 70432 71392 75440 79540 81344 88040 89240 90241 91264 91471 93152 96224 101246 101680 104512 110192 114080 116440 116932 120280 120704 123287 127264 130640 133906 137740 138322 140864 142784 146165 150880 158401 159080 162688 176080 178480 180482 182942 186304 192448 202492 203360 209024 213497 220384 228160 232880 233864 240560 246574 253115 254528 261280 267812 275480 276644 281728 282367 285568 292330 301760 316802 318160 334765 345805 352160 356960 360964 365884 372608 384896 404984 406720 426994 440768 451205 456320 457355 465760 467728 481120 493148 506230 509056 522560 535624 550960 553288 564734 584660 603520 616435 633604 636320 669530 691610 704320 713920 721928 731768 792005 809968 813440 853988 881536 902410 914710 931520 935456 962240 986296 1012460 1045120 1067485 1071248 1101920 1106576 1129468 1169320 1232870 1267208 1272640 1339060 1383220 1408640 1411835 1427840 1443856 1463536 1584010 1619936 1707976 1804820 1829420 1863040 1870912 1924480 1972592 2024920 2075543 2134970 2142496 2203840 2213152 2258936 2338640 2465740 2534416 2545280 2678120 2766440 2823670 2835601 2887712 2927072 3168020 3239872 3415952 3609640 3658840 3741824 3945184 4049840 4151086 4269940 4284992 4407680 4426304 4517872 4677280 4910431 4931480 5068832 5356240 5532880 5647340 5671202 5775424 5854144 6336040 6479744 6494441 6831904 7219280 7317680 7890368 8099680 8302172 8539880 8569984 8753377 8852608 9035744 9354560 9820862 9862960 10137664 10377715 10712480 11065760 11294680 11342404 11550848 11708288 12672080 12988882 13663808 14178005 14438560 14635360 15780736 16199360 16604344 17079760 17506754 18071488 18709120 19641724 19725920 20275328 20755430 21424960 22131520 22589360 22684808 24552155 25344160 25977764 27327616 28356010 28877120 29270720 32398720 32472205 33208688 34159520 35013508 36142976 39283448 39451840 41510860 42849920 43766885 44263040 45178720 45369616 49104310 50688320 51955528 56712020 57754240 58541440 64944410 66417376 68319040 70027016 78566896 78903680 83021720 87533770 90357440 90739232 98208620 101376640 103911056 113424040 129888820 132834752 136638080 140054032 157133792 166043440 175067540 180714880 181478464 196417240 201327671 207822112 226848080 259777640 265669504 280108064 314267584 332086880 350135080 362956928 392834480 402655342 415644224 453696160 519555280 560216128 628535168 664173760 700270160 785668960 805310684 831288448 907392320 1006638355 1039110560 1120432256 1328347520 1400540320 1571337920 1610621368 1814784640 2013276710 2078221120 2801080640 3142675840 3221242736 4026553420 4156442240 5602161280 6442485472 8053106840 12884970944 16106213680 25769941888 32212427360 64424854720 128849709440
- Sum of all divisors σ(n): 348225454080
- Sum of proper divisors (its aliquot sum) s(n): 219375744640
- 128849709440 is an abundant number, because the sum of its proper divisors (219375744640) is greater than itself. Its abundance is 90526035200
Bases of 128849709440
- Binary: 11110000000000000101010001001100000002
- Hexadecimal: 0x1E000A8980
- Base-36: 1N6XSG3K
Squares and roots of 128849709440
- 128849709440 squared (1288497094402) is 16602247622772425113600
- 128849709440 cubed (1288497094403) is 2139194782245157703131518992384000
-
The
square root of 128849709440 is 358956.4171873795 -
The
cube root of 128849709440 is 5050.8113513883
Scales and comparisons
How big is 128849709440?- 128,849,709,440 seconds is equal to 4,097 years, 1 week, 1 day, 1 hour, 57 minutes, 20 seconds.
-
To count from 1 to 128,849,709,440 would take you about eight thousand, one hundred ninety-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 128849709440 cubic inches would be around 420.9 feet tall.
Recreational maths with 128849709440
- 128849709440 backwards is 044907948821
- The number of decimal digits it has is: 12
- The sum of 128849709440's digits is 56
- More coming soon!
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