128664616960

Names of 128664616960

• Cardinal: 128664616960 can be written as One hundred twenty-eight billion, six hundred sixty-four million, six hundred sixteen thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 1.2866461696 × 10¹¹

Factors of 128664616960

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 299

Divisors of 128664616960

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 8 10 11 16 17 20 22 32 34 37 40 44 55 64 68 74 80 85 88 110 128 136 148 160 170 176 185 187 220 227 256 272 296 320 340 352 370 374 407 440 454 512 544 592 629 640 680 704 740 748 814 880 908 935 1024 1088 1135 1184 1258 1280 1360 1408 1480 1496 1628 1760 1816 1870 2035 2048 2176 2270 2368 2497 2516 2560 2720 2816 2960 2992 3145 3256 3520 3632 3740 3859 4070 4096 4352 4540 4736 4994 5032 5120 5440 5632 5920 5984 6290 6512 6919 7040 7264 7480 7718 8140 8192 8399 8704 9080 9472 9988 10064 10240 10880 11264 11840 11968 12485 12580 13024 13838 14080 14528 14960 15436 16280 16384 16798 17408 18160 18944 19295 19976 20128 20480 21760 22528 23680 23936 24970 25160 26048 27676 28160 29056 29920 30872 32560 33596 34595 34816 36320 37888 38590 39952 40256 40960 41995 42449 43520 45056 47360 47872 49940 50320 52096 55352 56320 58112 59840 61744 65120 67192 69190 69632 72640 75776 77180 79904 80512 81920 83990 84898 87040 90112 92389 94720 95744 99880 100640 104192 110704 112640 116224 119680 123488 130240 134384 138380 139264 142783 145280 151552 154360 159808 161024 167980 169796 174080 180224 184778 189440 191488 199760 201280 208384 212245 221408 225280 232448 239360 246976 260480 268768 276760 278528 285566 290560 303104 308720 319616 322048 335960 339592 348160 369556 378880 382976 399520 402560 416768 424490 442816 450560 461945 464896 478720 493952 520960 537536 553520 571132 581120 606208 617440 639232 644096 671920 679184 696320 713915 739112 757760 765952 799040 805120 833536 848980 885632 901120 923890 929792 957440 987904 1041920 1075072 1107040 1142264 1162240 1234880 1278464 1288192 1343840 1358368 1392640 1427830 1478224 1515520 1531904 1570613 1598080 1610240 1667072 1697960 1771264 1847780 1859584 1914880 1975808 2083840 2150144 2214080 2284528 2324480 2469760 2556928 2576384 2687680 2716736 2855660 2956448 3031040 3063808 3141226 3196160 3220480 3334144 3395920 3542528 3695560 3719168 3829760 3951616 4167680 4300288 4428160 4569056 4648960 4939520 5113856 5152768 5375360 5433472 5711320 5912896 6282452 6392320 6440960 6668288 6791840 7085056 7391120 7659520 7853065 7903232 8335360 8600576 8856320 9138112 9297920 9879040 10227712 10305536 10750720 10866944 11422640 11825792 12564904 12784640 12881920 13583680 14170112 14782240 15319040 15706130 15806464 16670720 17201152 17712640 18276224 18595840 19758080 20455424 21501440 21733888 22845280 23651584 25129808 25569280 25763840 27167360 28340224 29564480 31412260 31612928 33341440 34402304 35425280 36552448 39516160 40910848 43002880 43467776 45690560 47303168 50259616 51138560 51527680 54334720 56680448 59128960 62824520 63225856 68804608 70850560 73104896 79032320 86005760 86935552 91381120 94606336 100519232 102277120 108669440 113360896 118257920 125649040 137609216 141701120 146209792 158064640 172011520 173871104 182762240 189212672 201038464 204554240 217338880 236515840 251298080 283402240 292419584 316129280 344023040 347742208 365524480 378425344 402076928 434677760 473031680 502596160 566804480 584839168 688046080 695484416 731048960 756850688 804153856 869355520 946063360 1005192320 1169678336 1462097920 1513701376 1608307712 1738711040 1892126720 2010384640 2339356672 2924195840 3216615424 3477422080 3784253440 4020769280 5848391680 6433230848 7568506880 8041538560 11696783360 12866461696 16083077120 25732923392 32166154240 64332308480 128664616960
• Sum of all divisors σ(n): 367925701248
• Sum of proper divisors (its aliquot sum) s(n): 239261084288
• 128664616960 is an abundant number, because the sum of its proper divisors (239261084288) is greater than itself. Its abundance is 110596467328

Bases of 128664616960

• Binary: 1110111110101000000100100000000000000₂
• Hexadecimal: 0x1DF5024000
• Base-36: 1N3VL9TS

Squares and roots of 128664616960

• 128664616960 squared (128664616960²) is 16554583657463519641600
• 128664616960 cubed (128664616960³) is 2129989165219819599859900481536000
• The square root of 128664616960 is 358698.5042622843
• The cube root of 128664616960 is 5048.3916972401

Scales and comparisons

• 128,664,616,960 seconds is equal to 4,091 years, 7 weeks, 19 hours, 22 minutes, 40 seconds.
• To count from 1 to 128,664,616,960 would take you about eight thousand, one hundred eighty-two 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 128664616960 cubic inches would be around 420.7 feet tall.

Recreational maths with 128664616960

• 128664616960 backwards is 069616466821
• 128664616960 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128664616960's digits is 55
• More coming soon!