12420240768

Names of 12420240768

• Cardinal: 12420240768 can be written as Twelve billion, four hundred twenty million, two hundred forty thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.2420240768 × 10¹⁰

Factors of 12420240768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 912

Divisors of 12420240768

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 31 32 36 39 48 52 62 64 72 78 93 96 104 117 124 128 144 156 186 192 208 234 248 279 288 312 372 384 403 416 468 496 558 576 624 744 806 832 863 936 961 992 1116 1152 1209 1248 1488 1612 1664 1726 1872 1922 1984 2232 2418 2496 2589 2883 2976 3224 3452 3627 3744 3844 3968 4464 4836 4992 5178 5766 5952 6448 6904 7254 7488 7688 7767 8649 8928 9672 10356 11219 11532 11904 12493 12896 13808 14508 14976 15376 15534 17298 17856 19344 20712 22438 23064 24986 25792 26753 27616 29016 30752 31068 33657 34596 35712 37479 38688 41424 44876 46128 49972 51584 53506 55232 58032 61504 62136 67314 69192 74958 77376 80259 82848 89752 92256 99944 100971 107012 110464 112437 116064 123008 124272 134628 138384 149916 154752 160518 165696 179504 184512 199888 201942 214024 224874 232128 240777 248544 269256 276768 299832 321036 331392 347789 359008 369024 399776 403884 428048 449748 464256 481554 497088 538512 553536 599664 642072 695578 718016 799552 807768 829343 856096 899496 963108 994176 1043367 1077024 1107072 1199328 1284144 1391156 1436032 1599104 1615536 1658686 1712192 1798992 1926216 2086734 2154048 2398656 2488029 2568288 2782312 3130101 3231072 3317372 3424384 3597984 3852432 4173468 4308096 4797312 4976058 5136576 5564624 6260202 6462144 6634744 7195968 7464087 7704864 8346936 9952116 10273152 10781459 11129248 12520404 12924288 13269488 14391936 14928174 15409728 16693872 19904232 21562918 22258496 25040808 26538976 29856348 30819456 32344377 33387744 39808464 43125836 44516992 50081616 53077952 59712696 64688754 66775488 79616928 86251672 97033131 100163232 106155904 119425392 129377508 133550976 159233856 172503344 194066262 200326464 238850784 258755016 318467712 345006688 388132524 400652928 477701568 517510032 690013376 776265048 955403136 1035020064 1380026752 1552530096 2070040128 3105060192 4140080256 6210120384 12420240768
• Sum of all divisors σ(n): 39817552320
• Sum of proper divisors (its aliquot sum) s(n): 27397311552
• 12420240768 is an abundant number, because the sum of its proper divisors (27397311552) is greater than itself. Its abundance is 14977070784

Bases of 12420240768

• Binary: 1011100100010011011101010110000000₂
• Hexadecimal: 0x2E44DD580
• Base-36: 5PEOV40

Squares and roots of 12420240768

• 12420240768 squared (12420240768²) is 154262380735089229824
• 12420240768 cubed (12420240768³) is 1915975910174693060377766264832
• The square root of 12420240768 is 111446.1339302535
• The cube root of 12420240768 is 2315.8477532429

Scales and comparisons

• 12,420,240,768 seconds is equal to 394 years, 48 weeks, 18 hours, 52 minutes, 48 seconds.
• To count from 1 to 12,420,240,768 would take you about seven hundred eighty-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 12420240768 cubic inches would be around 193 feet tall.

Recreational maths with 12420240768

• 12420240768 backwards is 86704202421
• 12420240768 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12420240768's digits is 36
• More coming soon!