12731986800

Names of 12731986800

• Cardinal: 12731986800 can be written as Twelve billion, seven hundred thirty-one million, nine hundred eighty-six thousand, eight hundred.

Scientific notation

• Scientific notation: 1.27319868 × 10¹⁰

Factors of 12731986800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1271

Divisors of 12731986800

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 17 18 20 24 25 26 30 34 36 39 40 45 48 50 51 52 60 65 68 72 75 78 80 85 90 100 102 104 117 120 130 136 144 150 153 156 169 170 180 195 200 204 208 221 225 234 240 255 260 272 300 306 312 325 338 340 360 390 400 408 425 442 450 468 507 510 520 585 600 612 624 650 663 676 680 720 765 780 816 845 850 884 900 936 975 1014 1020 1040 1105 1170 1200 1224 1231 1275 1300 1326 1352 1360 1521 1530 1560 1690 1700 1768 1800 1872 1950 1989 2028 2040 2210 2340 2448 2462 2535 2550 2600 2652 2704 2873 2925 3042 3060 3120 3315 3380 3400 3536 3600 3693 3825 3900 3978 4056 4080 4225 4420 4680 4924 5070 5100 5200 5304 5525 5746 5850 6084 6120 6155 6630 6760 6800 7386 7605 7650 7800 7956 8112 8450 8619 8840 9360 9848 9945 10140 10200 10608 11050 11079 11492 11700 12168 12240 12310 12675 13260 13520 14365 14772 15210 15300 15600 15912 16003 16575 16900 17238 17680 18465 19696 19890 20280 20400 20927 22100 22158 22984 23400 24336 24620 25350 25857 26520 28730 29544 30420 30600 30775 31824 32006 33150 33800 34476 36930 38025 39780 40560 41854 43095 44200 44316 45968 46800 48009 49240 49725 50700 51714 53040 55395 57460 59088 60840 61200 61550 62781 64012 66300 67600 68952 71825 73860 76050 79560 80015 83708 86190 88400 88632 92325 96018 98480 99450 101400 103428 104635 110790 114920 121680 123100 125562 128024 129285 132600 137904 143650 144027 147720 152100 159120 160030 167416 172380 177264 184650 188343 192036 198900 202800 206856 208039 209270 215475 221580 229840 240045 246200 251124 256048 258570 265200 272051 276975 287300 288054 295440 304200 313905 320060 334832 344760 369300 376686 384072 397800 400075 413712 416078 418540 430950 443160 480090 492400 502248 517140 523175 544102 553950 574600 576108 608400 624117 627810 640120 646425 689520 720135 738600 753372 768144 795600 800150 816153 832156 837080 861900 886320 941715 960180 1004496 1034280 1040195 1046350 1088204 1107900 1149200 1152216 1200225 1248234 1255620 1280240 1292850 1360255 1440270 1477200 1506744 1569525 1600300 1632306 1664312 1674160 1723800 1872351 1883430 1920360 2068560 2080390 2092700 2176408 2215800 2304432 2400450 2448459 2496468 2511240 2585700 2720510 2880540 3013488 3120585 3139050 3200600 3264612 3328624 3447600 3536663 3600675 3744702 3766860 3840720 4080765 4160780 4185400 4352816 4431600 4708575 4800900 4896918 4992936 5022480 5171400 5200975 5441020 5761080 6241170 6278100 6401200 6529224 6801275 7073326 7201350 7489404 7533720 8161530 8321560 8370800 9361755 9417150 9601800 9793836 9985872 10342800 10401950 10609989 10882040 11522160 12242295 12482340 12556200 13058448 13602550 14146652 14402700 14978808 15067440 15602925 16323060 16643120 17683315 18723510 18834300 19203600 19587672 20403825 20803900 21219978 21764080 24484590 24964680 25112400 27205100 28293304 28805400 29957616 31205850 31829967 32646120 35366630 37447020 37668600 39175344 40807650 41607800 42439956 46808775 48969180 49929360 53049945 54410200 56586608 57610800 61211475 62411700 63659934 65292240 70733260 74894040 75337200 81615300 83215600 84879912 88416575 93617550 97938360 106099890 108820400 122422950 124823400 127319868 141466520 149788080 159149835 163230600 169759824 176833150 187235100 195876720 212199780 244845900 249646800 254639736 265249725 282933040 318299670 326461200 353666300 374470200 424399560 489691800 509279472 530499450 636599340 707332600 748940400 795749175 848799120 979383600 1060998900 1273198680 1414665200 1591498350 2121997800 2546397360 3182996700 4243995600 6365993400 12731986800
• Sum of all divisors σ(n): 50699192544
• Sum of proper divisors (its aliquot sum) s(n): 37967205744
• 12731986800 is an abundant number, because the sum of its proper divisors (37967205744) is greater than itself. Its abundance is 25235218944

Bases of 12731986800

• Binary: 1011110110111000101011001101110000₂
• Hexadecimal: 0x2F6E2B370
• Base-36: 5UKANW0

Squares and roots of 12731986800

• 12731986800 squared (12731986800²) is 162103487875374240000
• 12731986800 cubed (12731986800³) is 2063899467863224868740032000000
• The square root of 12731986800 is 112836.1059235917
• The cube root of 12731986800 is 2335.0636679891

Scales and comparisons

• 12,731,986,800 seconds is equal to 404 years, 43 weeks, 3 days, 23 hours.
• To count from 1 to 12,731,986,800 would take you about eight hundred nine 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 12731986800 cubic inches would be around 194.6 feet tall.

Recreational maths with 12731986800

• 12731986800 backwards is 00868913721
• 12731986800 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12731986800's digits is 45
• More coming soon!