12408387992

Names of 12408387992

• Cardinal: 12408387992 can be written as Twelve billion, four hundred eight million, three hundred eighty-seven thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.2408387992 × 10¹⁰

Factors of 12408387992

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 528

Divisors of 12408387992

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 7 8 11 13 14 17 22 26 28 29 34 44 49 52 56 58 68 77 88 91 98 104 116 119 136 143 154 182 187 196 203 221 232 238 286 308 319 364 374 377 392 406 442 449 476 493 539 572 616 637 638 728 748 754 812 833 884 898 952 986 1001 1078 1144 1274 1276 1309 1421 1496 1508 1547 1624 1666 1768 1796 1972 2002 2156 2233 2431 2548 2552 2618 2639 2842 3016 3094 3143 3332 3451 3592 3944 4004 4147 4312 4466 4862 4939 5096 5236 5278 5423 5684 5837 6188 6286 6409 6664 6902 7007 7633 8008 8294 8932 9163 9724 9878 10472 10556 10829 10846 11368 11674 12376 12572 12818 13021 13804 14014 15266 15631 16588 17017 17864 18326 18473 19448 19756 21112 21658 21692 22001 23348 24157 25144 25636 26042 27608 28028 29029 30532 31262 33176 34034 34573 36652 36946 37961 39512 40859 43316 43384 44002 44863 46696 48314 51272 52084 53431 56056 58058 61064 62524 64207 68068 69146 70499 73304 73892 75922 81718 83963 86632 88004 89726 91147 96628 99229 104168 106862 116116 119119 125048 128414 136136 138292 140998 143231 147784 151844 163436 167926 169273 176008 179452 182294 193256 198458 203203 213724 221357 232232 238238 242011 256828 265727 276584 281996 286013 286462 303688 314041 326872 335852 338546 358904 364588 374017 396916 406406 427448 442714 449449 476476 484022 493493 513656 531454 563992 572026 572924 587741 628082 638029 671704 677092 694603 729176 748034 793832 812812 885428 898898 952952 968044 986986 1002617 1062908 1091519 1144052 1145848 1175482 1184911 1256164 1276058 1354184 1389206 1496068 1549499 1625624 1770856 1797796 1862003 1936088 1973972 2005234 2125816 2183038 2288104 2350964 2369822 2434927 2512328 2552116 2778412 2877641 2992136 3098998 3146143 3454451 3595592 3724006 3947944 4010468 4114187 4366076 4701928 4739644 4862221 4869854 5104232 5556824 5755282 6197996 6292286 6908902 7018319 7448012 7640633 8020936 8228374 8294377 8732152 9479288 9724442 9739708 10846493 11510564 12395992 12584572 13034021 13817804 14036638 14896024 15281266 16456748 16588754 17044489 19448884 19479416 20143487 21692986 23021128 25169144 26068042 27635608 28073276 30562532 31654051 32913496 33177508 34088978 38897768 40286974 43385972 52136084 53484431 56146552 61125064 63308102 66355016 68177956 80573948 86771944 91238147 104272168 106968862 119311423 126616204 136355912 141004409 161147896 182476294 213937724 221578357 238622846 253232408 282008818 364952588 427875448 443156714 477245692 564017636 729905176 886313428 954491384 1128035272 1551048499 1772626856 3102096998 6204193996 12408387992
• Sum of all divisors σ(n): 34904520000
• Sum of proper divisors (its aliquot sum) s(n): 22496132008
• 12408387992 is an abundant number, because the sum of its proper divisors (22496132008) is greater than itself. Its abundance is 10087744016

Bases of 12408387992

• Binary: 1011100011100110001111100110011000₂
• Hexadecimal: 0x2E398F998
• Base-36: 5P7MTG8

Squares and roots of 12408387992

• 12408387992 squared (12408387992²) is 153968092560009792064
• 12408387992 cubed (12408387992³) is 1910495830872770043249354495488
• The square root of 12408387992 is 111392.9440853415
• The cube root of 12408387992 is 2315.1108388917

Scales and comparisons

• 12,408,387,992 seconds is equal to 394 years, 28 weeks, 3 days, 14 hours, 26 minutes, 32 seconds.
• To count from 1 to 12,408,387,992 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 12408387992 cubic inches would be around 192.9 feet tall.

Recreational maths with 12408387992

• 12408387992 backwards is 29978380421
• The number of decimal digits it has is: 11
• The sum of 12408387992's digits is 53
• More coming soon!