12643238400

Names of 12643238400

• Cardinal: 12643238400 can be written as Twelve billion, six hundred forty-three million, two hundred thirty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 1.26432384 × 10¹⁰

Factors of 12643238400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 116

Divisors of 12643238400

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 19 20 24 25 26 30 31 32 38 39 40 43 48 50 52 57 60 62 64 65 75 76 78 80 86 93 95 96 100 104 114 120 124 128 129 130 150 152 155 156 160 172 186 190 192 195 200 208 215 228 240 247 248 256 258 260 285 300 304 310 312 320 325 344 372 380 384 390 400 403 416 430 456 465 475 480 494 496 512 516 520 559 570 589 600 608 620 624 640 645 650 688 741 744 760 768 775 780 800 806 817 832 860 912 930 950 960 975 988 992 1032 1040 1075 1118 1140 1178 1200 1209 1216 1235 1240 1248 1280 1290 1300 1333 1376 1425 1482 1488 1520 1536 1550 1560 1600 1612 1634 1664 1677 1720 1767 1824 1860 1900 1920 1950 1976 1984 2015 2064 2080 2150 2236 2280 2325 2356 2400 2418 2432 2451 2470 2480 2496 2560 2580 2600 2666 2752 2795 2850 2945 2964 2976 3040 3100 3120 3200 3224 3225 3268 3328 3354 3440 3534 3648 3705 3720 3800 3840 3900 3952 3968 3999 4030 4085 4128 4160 4300 4472 4560 4650 4712 4800 4836 4864 4902 4940 4960 4992 5160 5200 5332 5504 5590 5700 5890 5928 5952 6045 6080 6175 6200 6240 6400 6448 6450 6536 6656 6665 6708 6880 7068 7296 7410 7440 7600 7657 7680 7800 7904 7936 7998 8060 8170 8256 8320 8385 8600 8835 8944 9120 9300 9424 9600 9672 9728 9804 9880 9920 9984 10075 10320 10400 10621 10664 11008 11180 11400 11780 11856 11904 12090 12160 12255 12350 12400 12480 12800 12896 12900 13072 13330 13416 13760 13975 14136 14592 14725 14820 14880 15200 15314 15600 15808 15872 15996 16120 16340 16512 16640 16770 17200 17329 17670 17888 18240 18525 18600 18848 19200 19344 19608 19760 19840 19968 19995 20150 20425 20640 20800 21242 21328 22016 22360 22800 22971 23560 23712 23808 24180 24320 24510 24700 24800 24960 25327 25792 25800 26144 26660 26832 27520 27950 28272 29184 29450 29640 29760 30225 30400 30628 31200 31616 31863 31992 32240 32680 33024 33280 33325 33540 34400 34658 35340 35776 36480 37050 37200 37696 38285 38400 38688 39216 39520 39680 39990 40300 40850 41280 41600 41925 42484 42656 44175 44720 45600 45942 47120 47424 47616 48360 48640 49020 49400 49600 49920 50654 51584 51600 51987 52288 53105 53320 53664 55040 55900 56544 58900 59280 59520 60450 60800 61256 61275 62400 63232 63726 63984 64480 65360 66048 66650 67080 68800 69316 70680 71552 72960 74100 74400 75392 75981 76570 77376 78432 79040 79360 79980 80600 81700 82560 83200 83850 84968 85312 86645 88350 89440 91200 91884 94240 94848 96720 98040 98800 99200 99840 99975 101308 103168 103200 103974 104576 106210 106640 107328 110080 111800 113088 114855 117800 118560 119040 120900 121600 122512 122550 124800 126464 126635 127452 127968 128960 130720 133300 134160 137600 138632 141360 143104 145920 148200 148800 150784 151962 153140 154752 156864 158080 159315 159960 161200 163400 165120 166400 167700 169936 170624 173290 176700 178880 182400 183768 188480 189696 191425 193440 196080 197600 198400 199950 202616 206336 206400 207948 209152 212420 213280 214656 223600 226176 229710 235600 237120 238080 241800 243200 245024 245100 249600 253270 254904 255936 257920 259935 261440 265525 266600 268320 275200 277264 282720 286208 296400 297600 301568 303924 306280 309504 313728 316160 318630 319920 322400 326800 329251 330240 335400 339872 341248 346580 353400 357760 364800 367536 376960 379392 379905 382850 386880 392160 395200 396800 399900 405232 412800 415896 418304 424840 426560 429312 433225 447200 452352 459420 471200 474240 483600 490048 490200 499200 506540 509808 511872 515840 519870 522880 531050 533200 536640 550400 554528 565440 574275 592800 595200 607848 612560 619008 627456 632320 633175 637260 639840 644800 653600 658502 670800 679744 682496 693160 706800 715520 729600 735072 753920 759810 765700 773760 784320 790400 796575 799800 810464 825600 831792 849680 853120 858624 866450 894400 904704 918840 942400 948480 967200 980096 980400 987753 1013080 1019616 1023744 1031680 1039740 1045760 1062100 1066400 1073280 1109056 1130880 1148550 1185600 1190400 1215696 1225120 1254912 1266350 1274520 1279680 1289600 1299675 1307200 1317004 1341600 1359488 1386320 1413600 1431040 1470144 1507840 1519620 1531400 1547520 1568640 1580800 1593150 1599600 1620928 1646255 1651200 1663584 1699360 1706240 1732900 1788800 1837680 1884800 1896960 1899525 1934400 1960192 1960800 1975506 2026160 2039232 2047488 2079480 2091520 2124200 2132800 2146560 2218112 2261760 2297100 2371200 2431392 2450240 2532700 2549040 2559360 2579200 2599350 2614400 2634008 2683200 2718976 2772640 2827200 2940288 3039240 3062800 3095040 3137280 3161600 3186300 3199200 3241856 3292510 3327168 3398720 3412480 3465800 3577600 3675360 3769600 3799050 3868800 3920384 3921600 3951012 4052320 4078464 4158960 4248400 4265600 4293120 4436224 4523520 4594200 4742400 4862784 4900480 4938765 5065400 5098080 5118720 5158400 5198700 5228800 5268016 5366400 5437952 5545280 5654400 5880576 6078480 6125600 6274560 6372600 6398400 6483712 6585020 6654336 6797440 6931600 7155200 7350720 7539200 7598100 7737600 7843200 7902024 8104640 8156928 8231275 8317920 8496800 8531200 8872448 9188400 9484800 9725568 9800960 9877530 10130800 10196160 10237440 10397400 10457600 10536032 10732800 11090560 11308800 11761152 12156960 12251200 12745200 12796800 12967424 13170040 13308672 13594880 13863200 14701440 15196200 15475200 15686400 15804048 16209280 16313856 16462550 16635840 16993600 17062400 18376800 19451136 19601920 19755060 20261600 20392320 20794800 21072064 21465600 22181120 22617600 24313920 24502400 24693825 25490400 25593600 26340080 26617344 27189760 27726400 29402880 30392400 31372800 31608096 32418560 32925100 33271680 33987200 36753600 38902272 39510120 40523200 40784640 41589600 42144128 44362240 48627840 49004800 49387650 50980800 51187200 52680160 55452800 58805760 60784800 63216192 64837120 65850200 66543360 67974400 73507200 79020240 81046400 81569280 83179200 84288256 97255680 98009600 98775300 101961600 105360320 110905600 121569600 126432384 131700400 133086720 135948800 147014400 158040480 162092800 166358400 168576512 194511360 197550600 203923200 210720640 221811200 243139200 252864768 263400800 294028800 316080960 324185600 332716800 395101200 407846400 421441280 486278400 505729536 526801600 632161920 665433600 790202400 842882560 972556800 1053603200 1264323840 1580404800 2107206400 2528647680 3160809600 4214412800 6321619200 12643238400
• Sum of all divisors σ(n): 50010132480
• Sum of proper divisors (its aliquot sum) s(n): 37366894080
• 12643238400 is an abundant number, because the sum of its proper divisors (37366894080) is greater than itself. Its abundance is 24723655680

Bases of 12643238400

• Binary: 1011110001100110001000001000000000₂
• Hexadecimal: 0x2F1988200
• Base-36: 5T3GH6O

Squares and roots of 12643238400

• 12643238400 squared (12643238400²) is 159851477239234560000
• 12643238400 cubed (12643238400³) is 2021040335327816375599104000000
• The square root of 12643238400 is 112442.1557957691
• The cube root of 12643238400 is 2329.6254870315

Scales and comparisons

• 12,643,238,400 seconds is equal to 402 years, 5 days, 18 hours, 40 minutes.
• To count from 1 to 12,643,238,400 would take you about eight hundred four 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 12643238400 cubic inches would be around 194.1 feet tall.

Recreational maths with 12643238400

• 12643238400 backwards is 00483234621
• The number of decimal digits it has is: 11
• The sum of 12643238400's digits is 33
• More coming soon!