30689138851840

Names of 30689138851840

• Cardinal: 30689138851840 can be written as Thirty trillion, six hundred eighty-nine billion, one hundred thirty-eight million, eight hundred fifty-one thousand, eight hundred forty.

Scientific notation

• Scientific notation: 3.068913885184 × 10¹³

Factors of 30689138851840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 211

Divisors of 30689138851840

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 112 128 140 160 196 197 224 245 256 280 320 392 394 448 490 512 560 640 784 788 896 980 985 1024 1120 1280 1379 1568 1576 1792 1960 1970 2048 2240 2560 2758 3136 3152 3584 3920 3940 4096 4480 5120 5516 6272 6304 6895 7168 7840 7880 8192 8960 9653 10240 11032 12544 12608 13790 14336 15680 15760 16384 17920 19306 20480 22064 25088 25216 27580 28672 31360 31520 35840 38612 38809 40960 44128 48265 50176 50432 55160 57344 62720 63040 71680 77224 77618 81920 88256 96530 100352 100864 110320 114688 125440 126080 143360 154448 155236 176512 193060 194045 200704 201728 220640 250880 252160 271663 286720 308896 310472 353024 386120 388090 401408 403456 441280 501760 504320 543326 573440 617792 620944 706048 772240 776180 802816 806912 882560 1003520 1008640 1086652 1235584 1241888 1358315 1412096 1544480 1552360 1613824 1765120 1901641 2007040 2017280 2173304 2471168 2483776 2716630 2824192 3088960 3104720 3227648 3530240 3803282 4014080 4034560 4346608 4942336 4967552 5433260 5648384 6177920 6209440 7060480 7606564 7645373 8069120 8693216 9508205 9884672 9935104 10866520 11296768 12355840 12418880 14120960 15213128 15290746 16138240 17386432 19016410 19769344 19870208 21733040 22593536 24711680 24837760 28241920 30426256 30581492 34772864 38032820 38226865 39538688 39740416 43466080 49423360 49675520 53517611 56483840 60852512 61162984 69545728 76065640 76453730 79077376 79480832 86932160 98846720 99351040 107035222 112967680 121705024 122325968 139091456 152131280 152907460 158154752 158961664 173864320 197693440 198702080 214070444 243410048 244651936 267588055 278182912 304262560 305814920 317923328 347728640 374623277 395386880 397404160 428140888 486820096 489303872 535176110 556365824 608525120 611629840 635846656 695457280 749246554 790773760 794808320 856281776 973640192 978607744 1070352220 1112731648 1217050240 1223259680 1390914560 1498493108 1589616640 1712563552 1873116385 1947280384 1957215488 2140704440 2225463296 2434100480 2446519360 2781829120 2996986216 3179233280 3425127104 3746232770 3894560768 3914430976 4281408880 4450926592 4868200960 4893038720 5563658240 5993972432 6850254208 7492465540 7789121536 7828861952 8562817760 9736401920 9786077440 11127316480 11987944864 13700508416 14984931080 15578243072 15657723904 17125635520 19472803840 19572154880 22254632960 23975889728 27401016832 29969862160 31156486144 31315447808 34251271040 38945607680 39144309760 47951779456 54802033664 59939724320 62630895616 68502542080 77891215360 78288619520 95903558912 109604067328 119879448640 125261791232 137005084160 155782430720 156577239040 191807117824 219208134656 239758897280 274010168320 313154478080 383614235648 438416269312 479517794560 548020336640 626308956160 767228471296 876832538624 959035589120 1096040673280 1534456942592 1918071178240 2192081346560 3068913885184 3836142356480 4384162693120 6137827770368 7672284712960 15344569425920 30689138851840
• Sum of all divisors σ(n): 86113575175320
• Sum of proper divisors (its aliquot sum) s(n): 55424436323480
• 30689138851840 is an abundant number, because the sum of its proper divisors (55424436323480) is greater than itself. Its abundance is 24735297471640

Bases of 30689138851840

• Binary: 110111110100101011111001110000100000000000000₂
• Hexadecimal: 0x1BE95F384000
• Base-36: AVME8WHDS

Squares and roots of 30689138851840

• 30689138851840 squared (30689138851840²) is 941823243467515353471385600
• 30689138851840 cubed (30689138851840³) is 28903744292664888915170410430677909504000
• The square root of 30689138851840 is 5539777.8702615865
• The cube root of 30689138851840 is 31308.4500017145

Scales and comparisons

• 30,689,138,851,840 seconds is equal to 975,819 years, 35 weeks, 5 days, 8 hours, 10 minutes, 40 seconds.
• To count from 1 to 30,689,138,851,840 would take you about two million, four hundred thirty-nine thousand, five hundred forty-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 30689138851840 cubic inches would be around 2609 feet tall.

Recreational maths with 30689138851840

• 30689138851840 backwards is 04815883198603
• 30689138851840 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 30689138851840's digits is 64
• More coming soon!