128463728455824

Names of 128463728455824

• Cardinal: 128463728455824 can be written as One hundred twenty-eight trillion, four hundred sixty-three billion, seven hundred twenty-eight million, four hundred fifty-five thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 1.28463728455824 × 10¹⁴

Factors of 128463728455824

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 461056

Divisors of 128463728455824

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 29 38 48 57 58 76 83 87 114 116 127 152 166 174 228 232 249 254 304 332 348 381 456 464 498 508 551 664 696 762 912 996 1016 1102 1328 1392 1524 1577 1653 1992 2032 2204 2407 2413 3048 3154 3306 3683 3984 4408 4731 4814 4826 6096 6308 6612 7221 7239 7366 8816 9462 9628 9652 10541 11049 12616 13224 14442 14478 14732 18924 19256 19304 21082 22098 25232 26448 28884 28956 29464 31623 37848 38512 38608 42164 44196 45733 57768 57912 58928 63246 69977 75696 84328 88392 91466 115536 115824 126492 137199 139954 168656 176784 182932 200279 209931 252984 274398 279908 305689 365864 400558 419862 460793 505968 548796 559816 600837 611378 731728 801116 839724 917067 921586 1097592 1119632 1201674 1222756 1382379 1602232 1679448 1834134 1843172 2195184 2403348 2445512 2764758 3204464 3358896 3668268 3686344 4806696 4891024 5529516 5808091 7336536 7372688 8755067 9613392 11059032 11616182 13362997 14673072 17424273 17510134 22118064 23232364 26265201 26725994 34848546 35020268 38245819 40088991 46464728 52530402 53451988 58520711 69697092 70040536 76491638 80177982 92929456 105060804 106903976 114737457 117041422 139394184 140081072 152983276 160355964 175562133 210121608 213807952 229474914 234082844 253896943 278788368 305966552 320711928 351124266 420243216 458949828 468165688 507793886 611933104 641423856 702248532 726670561 761690829 917899656 936331376 1015587772 1109128751 1111893509 1404497064 1453341122 1523381658 1697100619 1835799312 2031175544 2180011683 2218257502 2223787018 2808994128 2906682244 3046763316 3327386253 3335680527 3394201238 4062351088 4360023366 4436515004 4447574036 4857219013 5091301857 5813364488 6093526632 6654772506 6671361054 6788402476 8720046732 8873030008 8895148072 9714438026 10182603714 11626728976 12187053264 13309545012 13342722108 13576804952 14571657039 17440093464 17746060016 17790296144 19428876052 20365207428 21073446269 26619090024 26685444216 27153609904 29143314078 32244911761 34880186928 38857752104 40730414856 42146892538 53238180048 53370888432 58286628156 63220338807 64489823522 77715504208 81460829712 84293785076 92287161247 96734735283 116573256312 126440677614 128979647044 140859351377 168587570152 184574322494 193469470566 233146512624 252881355228 257959294088 276861483741 281718702754 337175140304 369148644988 386938941132 422578054131 505762710456 515918588176 553722967482 563437405508 738297289976 773877882264 845156108262 1011525420912 1107445934964 1126874811016 1476594579952 1547755764528 1690312216524 2214891869928 2253749622032 2676327676163 3380624433048 4429783739856 5352655352326 6761248866096 8028983028489 10705310704652 16057966056978 21410621409304 32115932113956 42821242818608 64231864227912 128463728455824
• Sum of all divisors σ(n): 368611607347200
• Sum of proper divisors (its aliquot sum) s(n): 240147878891376
• 128463728455824 is an abundant number, because the sum of its proper divisors (240147878891376) is greater than itself. Its abundance is 111684150435552

Bases of 128463728455824

• Binary: 11101001101011001001010111001101011000010010000₂
• Hexadecimal: 0x74D64AE6B090
• Base-36: 19JBF735AO

Squares and roots of 128463728455824

• 128463728455824 squared (128463728455824²) is 16502929528771684911519518976
• 128463728455824 cubed (128463728455824³) is 2120027857709725254097972055532175745716224
• The square root of 128463728455824 is 11334184.0666112353
• The cube root of 128463728455824 is 50457.6291927153

Scales and comparisons

• 128,463,728,455,824 seconds is equal to 4,084,749 years, 10 weeks, 2 days, 23 hours, 30 minutes, 24 seconds.
• To count from 1 to 128,463,728,455,824 would take you about ten million, two hundred eleven thousand, eight hundred seventy-three 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 128463728455824 cubic inches would be around 4204.8 feet tall.

Recreational maths with 128463728455824

• 128463728455824 backwards is 428554827364821
• The number of decimal digits it has is: 15
• The sum of 128463728455824's digits is 69
• More coming soon!