12239628940

Names of 12239628940

• Cardinal: 12239628940 can be written as Twelve billion, two hundred thirty-nine million, six hundred twenty-eight thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.223962894 × 10¹⁰

Factors of 12239628940

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 307

Divisors of 12239628940

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 10 11 14 20 22 23 28 31 35 44 46 55 62 70 71 77 92 110 115 124 140 142 154 155 157 161 217 220 230 253 284 308 310 314 322 341 355 385 434 460 497 506 620 628 644 682 710 713 770 781 785 805 868 994 1012 1085 1099 1265 1364 1420 1426 1540 1562 1570 1610 1633 1705 1727 1771 1988 2170 2198 2201 2387 2485 2530 2852 3124 3140 3220 3266 3410 3454 3542 3565 3611 3905 4340 4396 4402 4774 4867 4970 4991 5060 5467 5495 6532 6820 6908 7084 7130 7222 7810 7843 8165 8635 8804 8855 9548 9734 9940 9982 10934 10990 11005 11147 11431 11935 12089 14260 14444 15407 15620 15686 16330 17270 17710 17963 18055 19468 19964 21868 21980 22010 22294 22862 23870 24178 24211 24335 24955 25277 27335 30814 31372 32660 34069 34540 35420 35926 36110 39215 39721 44020 44588 45724 47740 48356 48422 48670 49910 50554 50623 53537 54670 54901 55735 57155 60445 61628 68138 71852 72220 77035 78029 78430 79442 89815 96844 97340 99820 101108 101246 107074 109340 109802 111470 111941 114310 120890 121055 122617 125741 126385 136276 154070 156058 156860 158884 169477 170345 179630 198605 202492 214148 219604 222940 223882 228620 241780 242110 245234 251482 252770 253115 256381 267685 274505 278047 308140 312116 338954 340690 345557 354361 359260 374759 390145 397210 447764 484220 490468 502964 505540 506230 512762 535370 549010 556094 556853 559705 613085 628705 677908 681380 691114 708722 749518 780290 783587 794420 847385 858319 1012460 1025524 1070740 1098020 1112188 1113706 1119410 1226170 1231351 1257410 1281905 1382228 1390235 1417444 1499036 1560580 1567174 1694770 1716638 1727785 1771805 1794667 1873795 2227412 2238820 2418899 2452340 2462702 2514820 2563810 2780470 2784265 2820191 3134348 3389540 3433276 3455570 3543610 3589334 3747590 3801127 3897971 3917935 4291595 4837798 4925404 5127620 5560940 5568530 5640382 6156755 6911140 7087220 7178668 7495180 7602254 7795942 7835870 7947811 8583190 8619457 8973335 9675596 11137060 11280764 12094495 12313510 14100955 15204508 15591884 15671740 15895622 17166380 17238914 17946670 19005635 19489855 19741337 24188990 24627020 26607889 28201910 31791244 34477828 35893340 38011270 38979710 39482674 39739055 43097285 48377980 53215778 55634677 56403820 76022540 77959420 78965348 79478110 86194570 87425921 98706685 106431556 111269354 133039445 158956220 172389140 174851842 197413370 222538708 266078890 278173385 349703684 394826740 437129605 532157780 556346770 611981447 874259210 1112693540 1223962894 1748518420 2447925788 3059907235 6119814470 12239628940
• Sum of all divisors σ(n): 35226648576
• Sum of proper divisors (its aliquot sum) s(n): 22987019636
• 12239628940 is an abundant number, because the sum of its proper divisors (22987019636) is greater than itself. Its abundance is 10747390696

Bases of 12239628940

• Binary: 1011011001100010011110101010001100₂
• Hexadecimal: 0x2D989EA8C
• Base-36: 5MF5Q4S

Squares and roots of 12239628940

• 12239628940 squared (12239628940²) is 149808516588885523600
• 12239628940 cubed (12239628940³) is 1833600655099793337001612984000
• The square root of 12239628940 is 110632.8565119783
• The cube root of 12239628940 is 2304.5674166217

Scales and comparisons

• 12,239,628,940 seconds is equal to 389 years, 9 weeks, 3 days, 8 hours, 55 minutes, 40 seconds.
• To count from 1 to 12,239,628,940 would take you about seven hundred seventy-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 12239628940 cubic inches would be around 192 feet tall.

Recreational maths with 12239628940

• 12239628940 backwards is 04982693221
• 12239628940 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12239628940's digits is 46
• More coming soon!