121528487040

Names of 121528487040

• Cardinal: 121528487040 can be written as One hundred twenty-one billion, five hundred twenty-eight million, four hundred eighty-seven thousand and forty.

Scientific notation

• Scientific notation: 1.2152848704 × 10¹¹

Factors of 121528487040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 684

Divisors of 121528487040

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 32 38 40 41 48 57 60 64 76 80 82 95 96 114 120 123 128 152 160 164 190 192 193 205 228 240 246 285 304 320 328 380 384 386 410 421 456 480 492 570 579 608 615 640 656 760 772 779 820 842 912 960 965 984 1140 1158 1216 1230 1263 1312 1520 1544 1558 1640 1684 1824 1920 1930 1968 2105 2280 2316 2337 2432 2460 2526 2624 2895 3040 3088 3116 3280 3368 3648 3667 3860 3895 3936 4210 4560 4632 4674 4920 5052 5248 5790 6080 6176 6232 6315 6560 6736 7296 7334 7720 7790 7872 7913 7999 8420 9120 9264 9348 9840 10104 11001 11580 11685 12160 12352 12464 12630 13120 13472 14668 15440 15580 15744 15826 15998 16840 17261 18240 18335 18528 18696 19680 20208 22002 23160 23370 23739 23997 24704 24928 25260 26240 26944 29336 30880 31160 31652 31996 33680 34522 36480 36670 37056 37392 39360 39565 39995 40416 44004 46320 46740 47478 47994 49856 50520 51783 53888 55005 58672 61760 62320 63304 63992 67360 69044 73340 74112 74784 78720 79130 79990 80832 81253 86305 88008 92640 93480 94956 95988 99712 101040 103566 110010 117344 118695 119985 123520 124640 126608 127984 134720 138088 146680 149568 150347 158260 159980 161664 162506 172610 176016 185280 186960 189912 191976 202080 207132 220020 234688 237390 239970 243759 249280 253216 255968 258915 269440 276176 293360 299136 300694 316520 319960 325012 327959 345220 352032 370560 373920 379824 383952 404160 406265 414264 440040 451041 469376 474780 479940 487518 498560 506432 511936 517830 552352 586720 601388 633040 639920 650024 655918 690440 704064 747840 751735 759648 767904 808320 812530 828528 880080 902082 949560 959880 975036 983877 1012864 1023872 1035660 1104704 1173440 1202776 1218795 1266080 1279840 1300048 1311836 1380880 1408128 1495680 1503470 1519296 1535808 1543807 1625060 1639795 1657056 1760160 1804164 1899120 1919760 1950072 1967754 2071320 2209408 2255205 2346880 2405552 2437590 2532160 2559680 2600096 2623672 2761760 3006940 3038592 3071616 3087614 3250120 3279590 3314112 3331373 3520320 3608328 3798240 3839520 3900144 3935508 4142640 4510410 4631421 4811104 4875180 4919385 5064320 5119360 5200192 5247344 5523520 6013880 6175228 6500240 6559180 6628224 6662746 7040640 7216656 7596480 7679040 7719035 7800288 7871016 8285280 9020820 9262842 9622208 9750360 9838770 9994119 10400384 10494688 11047040 12027760 12350456 13000480 13118360 13325492 14433312 15192960 15358080 15438070 15600576 15742032 16570560 16656865 18041640 18525684 19244416 19500720 19677540 19988238 20989376 23157105 24055520 24700912 26000960 26236720 26650984 28866624 30876140 31201152 31484064 33141120 33313730 36083280 37051368 39001440 39355080 39976476 41978752 46314210 48111040 49401824 49970595 52001920 52473440 53301968 57733248 61752280 62968128 63296087 66627460 72166560 74102736 78002880 78710160 79952952 92628420 96222080 98803648 99941190 104946880 106603936 123504560 125936256 126592174 133254920 144333120 148205472 156005760 157420320 159905904 185256840 189888261 197607296 199882380 209893760 213207872 247009120 253184348 266509840 288666240 296410944 314840640 316480435 319811808 370513680 379776522 399764760 426415744 494018240 506368696 533019680 592821888 629681280 632960870 639623616 741027360 759553044 799529520 949441305 988036480 1012737392 1066039360 1265921740 1279247232 1482054720 1519106088 1599059040 1898882610 2025474784 2132078720 2531843480 2964109440 3038212176 3198118080 3797765220 4050949568 5063686960 6076424352 6396236160 7595530440 8101899136 10127373920 12152848704 15191060880 20254747840 24305697408 30382121760 40509495680 60764243520 121528487040
• Sum of all divisors σ(n): 420867014400
• Sum of proper divisors (its aliquot sum) s(n): 299338527360
• 121528487040 is an abundant number, because the sum of its proper divisors (299338527360) is greater than itself. Its abundance is 177810040320

Bases of 121528487040

• Binary: 1110001001011101010011000110010000000₂
• Hexadecimal: 0x1C4BA98C80
• Base-36: 1JTUX8QO

Squares and roots of 121528487040

• 121528487040 squared (121528487040²) is 14769173162231447961600
• 121528487040 cubed (121528487040³) is 1794875269237760341081740017664000
• The square root of 121528487040 is 348609.3616643133
• The cube root of 121528487040 is 4953.2779300631

Scales and comparisons

• 121,528,487,040 seconds is equal to 3,864 years, 11 weeks, 6 days, 17 hours, 4 minutes.
• To count from 1 to 121,528,487,040 would take you about seven thousand, seven hundred twenty-eight 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 121528487040 cubic inches would be around 412.8 feet tall.

Recreational maths with 121528487040

• 121528487040 backwards is 040784825121
• The number of decimal digits it has is: 12
• The sum of 121528487040's digits is 42
• More coming soon!