12947429664

Names of 12947429664

• Cardinal: 12947429664 can be written as Twelve billion, nine hundred forty-seven million, four hundred twenty-nine thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.2947429664 × 10¹⁰

Factors of 12947429664

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 8450

Divisors of 12947429664

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 72 78 96 104 108 117 139 144 156 208 216 234 278 288 312 351 416 417 432 468 556 624 702 834 864 936 1112 1248 1251 1404 1668 1807 1872 2224 2502 2808 3336 3614 3744 3753 4448 5004 5421 5616 6672 7228 7506 8293 10008 10842 11232 13344 14456 15012 16263 16586 20016 21684 24879 28912 30024 32526 33172 40032 43368 48789 49758 57824 60048 65052 66344 74637 86736 97578 99516 107809 120096 130104 132688 149274 173472 195156 199032 215618 223911 260208 265376 298548 323427 390312 398064 431236 447822 520416 597096 646854 780624 796128 862472 895644 970281 1152727 1194192 1293708 1561248 1724944 1791288 1940562 2305454 2388384 2587416 2910843 3449888 3458181 3582576 3881124 4610908 5174832 5821686 6916362 7165152 7762248 9221816 10349664 10374543 11643372 13832724 14985451 15524496 18443632 20749086 23286744 27665448 29970902 31048992 31123629 36887264 41498172 44956353 46573488 55330896 59941804 62247258 82996344 89912706 93146976 110661792 119883608 124494516 134869059 165992688 179825412 239767216 248989032 269738118 331985376 359650824 404607177 479534432 497978064 539476236 719301648 809214354 995956128 1078952472 1438603296 1618428708 2157904944 3236857416 4315809888 6473714832 12947429664
• Sum of all divisors σ(n): 40965724800
• Sum of proper divisors (its aliquot sum) s(n): 28018295136
• 12947429664 is an abundant number, because the sum of its proper divisors (28018295136) is greater than itself. Its abundance is 15070865472

Bases of 12947429664

• Binary: 1100000011101110100001100100100000₂
• Hexadecimal: 0x303BA1920
• Base-36: 5Y4KCO0

Squares and roots of 12947429664

• 12947429664 squared (12947429664²) is 167635934904227152896
• 12947429664 cubed (12947429664³) is 2170454476331363638399933906944
• The square root of 12947429664 is 113786.7727989505
• The cube root of 12947429664 is 2348.1609069119

Scales and comparisons

• 12,947,429,664 seconds is equal to 411 years, 35 weeks, 5 days, 12 hours, 14 minutes, 24 seconds.
• To count from 1 to 12,947,429,664 would take you about eight hundred twenty-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 12947429664 cubic inches would be around 195.7 feet tall.

Recreational maths with 12947429664

• 12947429664 backwards is 46692474921
• 12947429664 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12947429664's digits is 54
• More coming soon!