129528120120

Names of 129528120120

• Cardinal: 129528120120 can be written as One hundred twenty-nine billion, five hundred twenty-eight million, one hundred twenty thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.2952812012 × 10¹¹

Factors of 129528120120

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1015

Divisors of 129528120120

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 19 20 21 24 28 30 35 38 40 42 56 57 60 70 71 76 84 95 105 114 120 133 140 142 151 152 168 190 210 213 228 266 280 284 285 302 355 380 399 420 426 453 456 497 532 568 570 604 665 710 755 757 760 798 840 852 906 994 1057 1064 1065 1140 1208 1330 1349 1420 1491 1510 1514 1596 1704 1812 1988 1995 2114 2130 2265 2271 2280 2485 2660 2698 2840 2869 2982 3020 3028 3171 3192 3624 3785 3976 3990 4047 4228 4260 4530 4542 4970 5285 5299 5320 5396 5738 5964 6040 6056 6342 6745 7455 7570 7980 8094 8456 8520 8607 9060 9084 9443 9940 10570 10598 10721 10792 11355 11476 11928 12684 13490 14345 14383 14910 15140 15855 15897 15960 16188 17214 18120 18168 18886 19880 20083 20235 21140 21196 21442 22710 22952 25368 26495 26980 28329 28690 28766 29820 30280 31710 31794 32163 32376 34428 37772 40166 40470 42280 42392 42884 43035 43149 45420 47215 52990 53605 53747 53960 56658 57380 57532 59640 60249 63420 63588 64326 68856 71915 75047 75544 79485 80332 80940 85768 86070 86298 90840 94430 100415 100681 105980 107210 107494 113316 114307 114760 115064 120498 126840 127176 128652 141645 143830 150094 158970 160664 160815 161241 161880 172140 172596 188860 200830 201362 203699 211960 214420 214988 215745 225141 226632 228614 240996 257304 268735 283290 287660 300188 301245 302043 317940 321630 322482 342921 344280 345192 375235 376229 377720 401660 402724 407398 428840 429976 431490 450282 457228 481992 503405 537470 566580 571535 575320 600376 602490 604086 611097 635880 643260 644964 685842 750470 752458 800149 803320 805448 806205 814796 862980 900564 914456 1006810 1018495 1021193 1074940 1125705 1128687 1133160 1143070 1204980 1208172 1222194 1286520 1289928 1371684 1425893 1500940 1504916 1510215 1600298 1612410 1629592 1714605 1725960 1801128 1881145 2013620 2036990 2042386 2149880 2171833 2251410 2257374 2286140 2400447 2409960 2416344 2444388 2743368 2851786 3001880 3009832 3020430 3055485 3063579 3200596 3224820 3429210 3762290 4000745 4027240 4073980 4084772 4277679 4343666 4502820 4514748 4572280 4800894 4888776 5105965 5643435 5703572 6040860 6110970 6127158 6401192 6449640 6515499 6858420 7129465 7148351 7524580 8001490 8115797 8147960 8169544 8555358 8687332 9005640 9029496 9601788 10211930 10859165 11286870 11407144 12002235 12081720 12221940 12254316 13030998 13716840 14258930 14296702 15049160 15202831 15317895 16002980 16231594 17110716 17374664 19203576 20423860 21388395 21445053 21718330 22573740 24004470 24347391 24443880 24508632 26061996 28517860 28593404 30405662 30635790 32005960 32463188 32577495 34221432 35741755 40578985 40847720 42776790 42890106 43436660 45147480 45608493 48008940 48694782 52123992 56810579 57035720 57186808 60811324 61271580 64926376 65154990 71483510 76014155 81157970 85553580 85780212 86873320 91216986 96017880 97389564 107225265 113621158 121622648 121736955 122543160 130309980 142967020 152028310 154200143 162315940 170431737 171107160 171560424 182433972 194779128 214450530 227242316 228042465 243473910 260619960 284052895 285934040 304056620 308400286 324631880 340863474 364867944 428901060 454484632 456084930 462600429 486947820 568105790 608113240 616800572 681726948 771000715 852158685 857802120 912169860 925200858 973895640 1079401001 1136211580 1233601144 1363453896 1542001430 1704317370 1824339720 1850401716 2158802002 2272423160 2313002145 3084002860 3238203003 3408634740 3700803432 4317604004 4626004290 5397005005 6168005720 6476406006 6817269480 8635208008 9252008580 10794010010 12952812012 16191015015 18504017160 21588020020 25905624024 32382030030 43176040040 64764060060 129528120120
• Sum of all divisors σ(n): 477823795200
• Sum of proper divisors (its aliquot sum) s(n): 348295675080
• 129528120120 is an abundant number, because the sum of its proper divisors (348295675080) is greater than itself. Its abundance is 218767554960

Bases of 129528120120

• Binary: 1111000101000011110100100001100111000₂
• Hexadecimal: 0x1E287A4338
• Base-36: 1NI5P54O

Squares and roots of 129528120120

• 129528120120 squared (129528120120²) is 16777533901821148814400
• 129528120120 cubed (129528120120³) is 2173162426552462050387998785728000
• The square root of 129528120120 is 359900.1529869083
• The cube root of 129528120120 is 5059.6602348583

Scales and comparisons

• 129,528,120,120 seconds is equal to 4,118 years, 30 weeks, 6 days, 1 hour, 22 minutes.
• To count from 1 to 129,528,120,120 would take you about eight thousand, two hundred thirty-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 129528120120 cubic inches would be around 421.6 feet tall.

Recreational maths with 129528120120

• 129528120120 backwards is 021021825921
• The number of decimal digits it has is: 12
• The sum of 129528120120's digits is 33
• More coming soon!