12378538368

Names of 12378538368

• Cardinal: 12378538368 can be written as Twelve billion, three hundred seventy-eight million, five hundred thirty-eight thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.2378538368 × 10¹⁰

Factors of 12378538368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1170

Divisors of 12378538368

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 64 67 72 84 96 98 108 112 126 128 134 144 147 168 189 192 196 201 216 224 252 268 288 294 336 378 384 392 402 432 441 448 469 504 536 576 588 603 672 756 784 804 864 882 896 938 1008 1072 1091 1152 1176 1206 1323 1344 1407 1512 1568 1608 1728 1764 1809 1876 2016 2144 2182 2352 2412 2646 2688 2814 3024 3136 3216 3273 3283 3456 3528 3618 3752 4032 4221 4288 4364 4704 4824 5292 5628 6048 6272 6432 6546 6566 7056 7236 7504 7637 8064 8442 8576 8728 9408 9648 9819 9849 10584 11256 12096 12663 12864 13092 13132 14112 14472 15008 15274 16884 17456 18816 19296 19638 19698 21168 22512 22911 24192 25326 25728 26184 26264 28224 28944 29457 29547 30016 30548 33768 34912 38592 39276 39396 42336 45024 45822 50652 52368 52528 53459 56448 57888 58914 59094 60032 61096 67536 68733 69824 73097 77184 78552 78792 84672 88641 90048 91644 101304 104736 105056 106918 115776 117828 118188 122192 135072 137466 139648 146194 157104 157584 160377 169344 177282 180096 183288 202608 206199 209472 210112 213836 219291 231552 235656 236376 244384 270144 274932 292388 314208 315168 320754 354564 366576 405216 412398 418944 420224 427672 438582 471312 472752 481131 488768 511679 540288 549864 584776 628416 630336 641508 657873 709128 733152 810432 824796 855344 877164 942624 945504 962262 977536 1023358 1099728 1169552 1256832 1260672 1283016 1315746 1418256 1443393 1466304 1535037 1620864 1649592 1710688 1754328 1885248 1891008 1924524 1973619 2046716 2199456 2339104 2566032 2631492 2836512 2886786 2932608 3070074 3299184 3421376 3508656 3581753 3770496 3782016 3849048 3947238 4093432 4398912 4605111 4678208 5132064 5262984 5673024 5773572 6140148 6598368 6842752 7017312 7163506 7698096 7894476 8186864 8797824 9210222 9356416 10264128 10525968 10745259 11346048 11547144 12280296 13196736 13815333 14034624 14327012 15396192 15788952 16373728 18420444 20528256 21051936 21490518 23094288 24560592 26393472 27630666 28069248 28654024 30792384 31577904 32235777 32747456 36840888 42103872 42981036 46188576 49121184 55261332 57308048 61584768 63155808 64471554 65494912 73681776 84207744 85962072 92377152 96707331 98242368 110522664 114616096 126311616 128943108 147363552 171924144 184754304 193414662 196484736 221045328 229232192 252623232 257886216 294727104 343848288 386829324 442090656 458464384 515772432 589454208 687696576 773658648 884181312 1031544864 1375393152 1547317296 1768362624 2063089728 3094634592 4126179456 6189269184 12378538368
• Sum of all divisors σ(n): 43172438400
• Sum of proper divisors (its aliquot sum) s(n): 30793900032
• 12378538368 is an abundant number, because the sum of its proper divisors (30793900032) is greater than itself. Its abundance is 18415361664

Bases of 12378538368

• Binary: 1011100001110100011000000110000000₂
• Hexadecimal: 0x2E1D18180
• Base-36: 5OPV1C0

Squares and roots of 12378538368

• 12378538368 squared (12378538368²) is 153228212128048103424
• 12378538368 cubed (12378538368³) is 1896741302887086377183616172032
• The square root of 12378538368 is 111258.8799512199
• The cube root of 12378538368 is 2313.2529377301

Scales and comparisons

• 12,378,538,368 seconds is equal to 393 years, 31 weeks, 1 day, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 12,378,538,368 would take you about seven hundred eighty-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 12378538368 cubic inches would be around 192.8 feet tall.

Recreational maths with 12378538368

• 12378538368 backwards is 86383587321
• 12378538368 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12378538368's digits is 54
• More coming soon!