121811429740
121,811,429,740 is an even composite number composed of seven prime numbers multiplied together.
121811429740 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 121811429740:
22 × 5 × 7 × 11 × 13 × 17 × 713
(2 × 2 × 5 × 7 × 11 × 13 × 17 × 71 × 71 × 71)See below for interesting mathematical facts about the number 121811429740 from the Numbermatics database.
Names of 121811429740
- Cardinal: 121811429740 can be written as One hundred twenty-one billion, eight hundred eleven million, four hundred twenty-nine thousand, seven hundred forty.
Scientific notation
- Scientific notation: 1.2181142974 × 1011
Factors of 121811429740
Divisors of 121811429740
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 4 5 7 10 11 13 14 17 20 22 26 28 34 35 44 52 55 65 68 70 71 77 85 91 110 119 130 140 142 143 154 170 182 187 220 221 238 260 284 286 308 340 355 364 374 385 442 455 476 497 572 595 710 715 748 770 781 884 910 923 935 994 1001 1105 1190 1207 1309 1420 1430 1540 1547 1562 1820 1846 1870 1988 2002 2210 2380 2414 2431 2485 2618 2860 3094 3124 3692 3740 3905 4004 4420 4615 4828 4862 4970 5005 5041 5236 5467 6035 6188 6461 6545 7735 7810 8449 9230 9724 9940 10010 10082 10153 10934 12070 12155 12922 13090 13277 15470 15620 15691 16898 17017 18460 20020 20164 20306 21868 24140 24310 25205 25844 26180 26554 27335 30940 31382 32305 33796 34034 35287 40612 42245 48620 50410 50765 53108 54670 55451 62764 64610 65533 66385 68068 70574 71071 78455 84490 85085 85697 92939 100820 101530 109340 109837 110902 129220 131066 132770 141148 142142 156910 168980 170170 171394 172601 176435 185878 203060 219674 221804 262132 265540 277255 284284 313820 327665 340340 342788 345202 352870 355355 357911 371756 388157 428485 439348 458731 464695 549185 554510 599879 655330 690404 705740 710710 715822 720863 776314 856970 863005 917462 929390 942667 1098370 1109020 1114061 1199758 1208207 1310660 1421420 1431644 1441726 1552628 1713940 1726010 1789555 1834924 1858780 1885334 1940785 2196740 2228122 2293655 2399516 2416414 2505377 2883452 2999395 3452020 3579110 3604315 3770668 3881570 3937021 4456244 4587310 4652843 4713335 4832828 5010754 5046041 5570305 5998790 6041035 6084487 6598669 7158220 7208630 7763140 7798427 7874042 9174620 9305686 9426670 10021508 10092082 11140610 11997580 12082070 12168974 12254671 12526885 13197338 14417260 15596854 15748084 18611372 18853340 19685105 20184164 22281220 23264215 24164140 24337948 24509342 25053770 25230205 26394676 27559147 30422435 31193708 32569901 32993345 38992135 39370210 42591409 46528430 49018684 50107540 50460410 51181273 55118294 60844870 61273355 65139802 65986690 66929357 77984270 78740420 79098331 85182818 85782697 93056860 100920820 102362546 110236588 121689740 122546710 130279604 131973380 133858714 137795735 155968540 158196662 162849505 170365636 171565394 204725092 212957045 245093420 255906365 267717428 275591470 316393324 325699010 334646785 343130788 358268911 395491655 425914090 428913485 468505499 511812730 551182940 553688317 651398020 669293570 716537822 790983310 851828180 857826970 870081641 937010998 1023625460 1107376634 1338587140 1433075644 1581966620 1715653940 1740163282 1791344555 1874021996 2214753268 2342527495 2768441585 3480326564 3582689110 4350408205 4685054990 5536883170 6090571487 7165378220 8700816410 9370109980 11073766340 12181142974 17401632820 24362285948 30452857435 60905714870 121811429740
- Sum of all divisors σ(n): 368855617536
- Sum of proper divisors (its aliquot sum) s(n): 247044187796
- 121811429740 is an abundant number, because the sum of its proper divisors (247044187796) is greater than itself. Its abundance is 125232758056
Bases of 121811429740
- Binary: 11100010111001000011011101001011011002
- Hexadecimal: 0x1C5C86E96C
- Base-36: 1JYJDOQ4
Squares and roots of 121811429740
- 121811429740 squared (1218114297402) is 14838024415302956467600
- 121811429740 cubed (1218114297403) is 1807440968545080662567335986424000
-
The
square root of 121811429740 is 349014.9420010553 -
The
cube root of 121811429740 is 4957.1190255877
Scales and comparisons
How big is 121811429740?- 121,811,429,740 seconds is equal to 3,873 years, 11 weeks, 5 days, 12 hours, 15 minutes, 40 seconds.
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To count from 1 to 121,811,429,740 would take you about seven thousand, seven hundred forty-six 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 121811429740 cubic inches would be around 413.1 feet tall.
Recreational maths with 121811429740
- 121811429740 backwards is 047924118121
- The number of decimal digits it has is: 12
- The sum of 121811429740's digits is 40
- More coming soon!
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