121900649920
121,900,649,920 is an even composite number composed of seven prime numbers multiplied together.
121900649920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred forty-eight divisors.
Prime factorization of 121900649920:
26 × 5 × 7 × 19 × 37 × 199 × 389
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 19 × 37 × 199 × 389)See below for interesting mathematical facts about the number 121900649920 from the Numbermatics database.
Names of 121900649920
- Cardinal: 121900649920 can be written as One hundred twenty-one billion, nine hundred million, six hundred forty-nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.2190064992 × 1011
Factors of 121900649920
Divisors of 121900649920
- Number of divisors d(n): 448
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 19 20 28 32 35 37 38 40 56 64 70 74 76 80 95 112 133 140 148 152 160 185 190 199 224 259 266 280 296 304 320 370 380 389 398 448 518 532 560 592 608 665 703 740 760 778 796 995 1036 1064 1120 1184 1216 1295 1330 1393 1406 1480 1520 1556 1592 1945 1990 2072 2128 2240 2368 2590 2660 2723 2786 2812 2960 3040 3112 3184 3515 3781 3890 3980 4144 4256 4921 5180 5320 5446 5572 5624 5920 6080 6224 6368 6965 7030 7363 7391 7562 7780 7960 8288 8512 9842 10360 10640 10892 11144 11248 11840 12448 12736 13615 13930 14060 14393 14726 14782 15124 15560 15920 16576 18905 19684 20720 21280 21784 22288 22496 24605 24896 26467 27230 27860 28120 28786 29452 29564 30248 31120 31840 36815 36955 37810 39368 41440 42560 43568 44576 44992 49210 51541 51737 52934 54460 55720 56240 57572 58904 59128 60496 62240 63680 71965 73630 73910 75620 77411 78736 82880 87136 89152 98420 100751 103082 103474 105868 108920 111440 112480 115144 117808 118256 120992 124480 132335 139897 143930 147260 147820 151240 154822 157472 174272 196840 201502 206164 206948 211736 217840 222880 224960 230288 235616 236512 241984 257705 258685 264670 273467 279794 287860 294520 295640 302480 309644 314944 387055 393680 403004 412328 413896 423472 435680 445760 460576 471232 473024 503755 515410 517370 529340 541877 546934 559588 575720 589040 591280 604960 619288 699485 774110 787360 806008 824656 827792 846944 871360 921152 979279 1007510 1030820 1034740 1058680 1083754 1093868 1119176 1151440 1178080 1182560 1209920 1238576 1367335 1398970 1470809 1548220 1574720 1612016 1649312 1655584 1693888 1914269 1958558 2015020 2061640 2069480 2117360 2167508 2187736 2238352 2302880 2356160 2365120 2477152 2709385 2734670 2797940 2864207 2941618 3096440 3224032 3298624 3311168 3828538 3917116 4030040 4123280 4138960 4234720 4335016 4375472 4476704 4605760 4896395 4954304 5418770 5469340 5595880 5728414 5883236 6192880 6448064 7354045 7657076 7834232 8060080 8246560 8277920 8469440 8670032 8750944 8953408 9571345 9792790 10295663 10837540 10938680 11191760 11456828 11766472 12385760 14321035 14708090 15314152 15668464 16120160 16493120 16555840 17340064 17501888 19142690 19585580 20049449 20591326 21675080 21877360 22383520 22913656 23532944 24771520 28642070 29416180 30628304 31336928 32240320 34680128 38285380 39171160 40098898 41182652 43350160 43754720 44767040 45827312 47065888 51478315 54419933 57284140 58832360 61256608 62673856 76570760 78342320 80197796 82365304 86700320 87509440 91654624 94131776 100247245 102956630 108839866 114568280 117664720 122513216 153141520 156684640 160395592 164730608 173400640 183309248 200494490 205913260 217679732 229136560 235329440 272099665 306283040 313369280 320791184 329461216 380939531 400988980 411826520 435359464 458273120 470658880 544199330 612566080 641582368 658922432 761879062 801977960 823653040 870718928 916546240 1088398660 1283164736 1523758124 1603955920 1647306080 1741437856 1904697655 2176797320 3047516248 3207911840 3294612160 3482875712 3809395310 4353594640 6095032496 6415823680 7618790620 8707189280 12190064992 15237581240 17414378560 24380129984 30475162480 60950324960 121900649920
- Sum of all divisors σ(n): 361370880000
- Sum of proper divisors (its aliquot sum) s(n): 239470230080
- 121900649920 is an abundant number, because the sum of its proper divisors (239470230080) is greater than itself. Its abundance is 117569580160
Bases of 121900649920
- Binary: 11100011000011101100001001101110000002
- Hexadecimal: 0x1C61D84DC0
- Base-36: 1K00HZGG
Squares and roots of 121900649920
- 121900649920 squared (1219006499202) is 14859768450918396006400
- 121900649920 cubed (1219006499203) is 1811415431827664094064092479488000
-
The
square root of 121900649920 is 349142.7357399833 -
The
cube root of 121900649920 is 4958.3290026699
Scales and comparisons
How big is 121900649920?- 121,900,649,920 seconds is equal to 3,876 years, 3 weeks, 2 days, 3 hours, 38 minutes, 40 seconds.
-
To count from 1 to 121,900,649,920 would take you about seven thousand, seven hundred fifty-two 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 121900649920 cubic inches would be around 413.2 feet tall.
Recreational maths with 121900649920
- 121900649920 backwards is 029946009121
- The number of decimal digits it has is: 12
- The sum of 121900649920's digits is 43
- More coming soon!
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