12978957888

Names of 12978957888

• Cardinal: 12978957888 can be written as Twelve billion, nine hundred seventy-eight million, nine hundred fifty-seven thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 1.2978957888 × 10¹⁰

Factors of 12978957888

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 276

Divisors of 12978957888

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 29 32 36 39 48 52 54 58 64 72 78 81 87 96 104 108 116 117 144 156 162 174 192 208 216 229 232 234 261 288 312 324 348 351 377 416 432 458 464 468 522 576 624 648 687 696 702 754 783 832 841 864 916 928 936 1044 1053 1131 1248 1296 1374 1392 1404 1508 1566 1682 1728 1832 1856 1872 2061 2088 2106 2262 2349 2496 2523 2592 2748 2784 2808 2977 3016 3132 3364 3393 3664 3744 4122 4176 4212 4524 4698 5046 5184 5496 5568 5616 5954 6032 6183 6264 6641 6728 6786 7328 7488 7569 8244 8352 8424 8931 9048 9396 10092 10179 10933 10992 11232 11908 12064 12366 12528 13282 13456 13572 14656 15138 16488 16704 16848 17862 18096 18549 18792 19923 20184 20358 21866 21984 22464 22707 23816 24128 24732 25056 26564 26793 26912 27144 30276 30537 32799 32976 33696 35724 36192 37098 37584 39846 40368 40716 43732 43968 45414 47632 49464 50112 53128 53586 53824 54288 59769 60552 61074 65598 65952 67392 68121 71448 72384 74196 75168 79692 80379 80736 81432 86333 87464 90828 95264 98397 98928 106256 107172 108576 119538 121104 122148 131196 131904 136242 142896 148392 150336 159384 160758 161472 162864 172666 174928 179307 181656 190528 192589 196794 197856 212512 214344 217152 239076 241137 242208 244296 258999 262392 272484 285792 295191 296784 318768 321516 325728 345332 349856 358614 363312 385178 393588 395712 425024 428688 478152 482274 484416 488592 517998 524784 537921 544968 571584 577767 590382 593568 637536 643032 651456 690664 699712 717228 726624 770356 776997 787176 857376 885573 956304 964548 977184 1035996 1049568 1075842 1089936 1155534 1180764 1187136 1275072 1286064 1381328 1434456 1453248 1540712 1553994 1574352 1714752 1733301 1771146 1912608 1929096 1954368 2071992 2099136 2151684 2179872 2311068 2330991 2361528 2503657 2572128 2762656 2868912 3081424 3107988 3148704 3466602 3542292 3825216 3858192 4143984 4303368 4359744 4622136 4661982 4723056 5007314 5144256 5199903 5525312 5737824 6162848 6215976 6297408 6933204 6992973 7084584 7510971 7716384 8287968 8606736 9244272 9323964 9446112 10014628 10399806 11475648 12325696 12431952 13866408 13985946 14169168 15021942 15432768 15599709 16575936 17213472 18488544 18647928 18892224 20029256 20799612 22532913 24863904 27732816 27971892 28338336 30043884 31199418 34426944 36977088 37295856 40058512 41599224 45065826 49727808 55465632 55943784 56676672 60087768 62398836 67598739 74591712 80117024 83198448 90131652 110931264 111887568 120175536 124797672 135197478 149183424 160234048 166396896 180263304 202796217 223775136 240351072 249595344 270394956 332793792 360526608 405592434 447550272 480702144 499190688 540789912 721053216 811184868 998381376 1081579824 1442106432 1622369736 2163159648 3244739472 4326319296 6489478944 12978957888
• Sum of all divisors σ(n): 43098595540
• Sum of proper divisors (its aliquot sum) s(n): 30119637652
• 12978957888 is an abundant number, because the sum of its proper divisors (30119637652) is greater than itself. Its abundance is 17140679764

Bases of 12978957888

• Binary: 1100000101100110110010111001000000₂
• Hexadecimal: 0x3059B2E40
• Base-36: 5YNC400

Squares and roots of 12978957888

• 12978957888 squared (12978957888²) is 168453347858477420544
• 12978957888 cubed (12978957888³) is 2186348907947793425039442051072
• The square root of 12978957888 is 113925.2293743577
• The cube root of 12978957888 is 2350.0653603675

Scales and comparisons

• 12,978,957,888 seconds is equal to 412 years, 35 weeks, 6 days, 10 hours, 4 minutes, 48 seconds.
• To count from 1 to 12,978,957,888 would take you about eight hundred twenty-five 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 12978957888 cubic inches would be around 195.8 feet tall.

Recreational maths with 12978957888

• 12978957888 backwards is 88875987921
• 12978957888 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12978957888's digits is 72
• More coming soon!