12981348512

Names of 12981348512

• Cardinal: 12981348512 can be written as Twelve billion, nine hundred eighty-one million, three hundred forty-eight thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.2981348512 × 10¹⁰

Factors of 12981348512

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 144

Divisors of 12981348512

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 8 11 16 17 22 32 34 44 53 61 68 88 106 121 122 136 176 187 212 242 244 272 352 374 424 484 488 544 583 671 748 848 901 968 976 1037 1166 1342 1496 1696 1802 1936 1952 2057 2074 2332 2684 2992 3233 3604 3721 3872 4114 4148 4664 5368 5984 6413 6466 7208 7381 7442 8228 8296 9328 9911 10736 11407 12826 12932 14416 14762 14884 16456 16592 18656 19822 21472 22814 25652 25864 28832 29524 29768 32912 33184 35563 39644 40931 45628 51304 51728 54961 59048 59536 63257 65824 71126 79288 81862 91256 102608 103456 109021 109922 118096 119072 125477 126514 142252 158576 163724 182512 197213 205216 218042 219844 236192 250954 253028 284504 317152 327448 365024 391193 394426 436084 439688 450241 501908 506056 569008 604571 654896 695827 782386 788852 872168 879376 900482 1003816 1012112 1138016 1209142 1309792 1391654 1564772 1577704 1744336 1758752 1800964 2007632 2024224 2169343 2418284 2783308 3129544 3155408 3352621 3488672 3601928 4015264 4338686 4836568 5566616 6259088 6310816 6650281 6705242 7203856 7654097 8677372 9673136 11133232 12518176 13300562 13410484 14407712 15308194 17354744 19346272 22266464 23862773 26601124 26820968 30616388 34709488 36878831 47725546 53202248 53641936 61232776 69418976 73757662 95451092 106404496 107283872 122465552 147515324 190902184 212808992 244931104 295030648 381804368 405667141 590061296 763608736 811334282 1180122592 1622668564 3245337128 6490674256 12981348512
• Sum of all divisors σ(n): 30810219804
• Sum of proper divisors (its aliquot sum) s(n): 17828871292
• 12981348512 is an abundant number, because the sum of its proper divisors (17828871292) is greater than itself. Its abundance is 4847522780

Bases of 12981348512

• Binary: 1100000101101111111010100010100000₂
• Hexadecimal: 0x305BFA8A0
• Base-36: 5YORCM8

Squares and roots of 12981348512

• 12981348512 squared (12981348512²) is 168515409190004614144
• 12981348512 cubed (12981348512³) is 2187557256337737523091348553728
• The square root of 12981348512 is 113935.7209658147
• The cube root of 12981348512 is 2350.2096394841

Scales and comparisons

• 12,981,348,512 seconds is equal to 412 years, 39 weeks, 6 days, 2 hours, 8 minutes, 32 seconds.
• To count from 1 to 12,981,348,512 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 12981348512 cubic inches would be around 195.9 feet tall.

Recreational maths with 12981348512

• 12981348512 backwards is 21584318921
• 12981348512 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12981348512's digits is 44
• More coming soon!