1338726816

Names of 1338726816

• Cardinal: 1338726816 can be written as One billion, three hundred thirty-eight million, seven hundred twenty-six thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.338726816 × 10⁹

Factors of 1338726816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 734

Divisors of 1338726816

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 31 32 36 42 48 56 62 63 72 84 93 96 112 124 126 144 168 186 217 224 248 252 279 288 336 372 434 496 504 558 651 672 691 744 868 961 992 1008 1116 1302 1382 1488 1736 1922 1953 2016 2073 2232 2604 2764 2883 2976 3472 3844 3906 4146 4464 4837 5208 5528 5766 6219 6727 6944 7688 7812 8292 8649 8928 9674 10416 11056 11532 12438 13454 14511 15376 15624 16584 17298 19348 20181 20832 21421 22112 23064 24876 26908 29022 30752 31248 33168 34596 38696 40362 42842 43533 46128 49752 53816 58044 60543 62496 64263 66336 69192 77392 80724 85684 87066 92256 99504 107632 116088 121086 128526 138384 149947 154784 161448 171368 174132 192789 199008 215264 232176 242172 257052 276768 299894 322896 342736 348264 385578 449841 464352 484344 514104 599788 645792 664051 685472 696528 771156 899682 968688 1028208 1199576 1328102 1349523 1393056 1542312 1799364 1937376 1992153 2056416 2399152 2656204 2699046 3084624 3598728 3984306 4648357 4798304 5312408 5398092 5976459 6169248 7197456 7968612 9296714 10624816 10796184 11952918 13945071 14394912 15937224 18593428 21249632 21592368 23905836 27890142 31874448 37186856 41835213 43184736 47811672 55780284 63748896 74373712 83670426 95623344 111560568 148747424 167340852 191246688 223121136 334681704 446242272 669363408 1338726816
• Sum of all divisors σ(n): 4502246112
• Sum of proper divisors (its aliquot sum) s(n): 3163519296
• 1338726816 is an abundant number, because the sum of its proper divisors (3163519296) is greater than itself. Its abundance is 1824792480

Bases of 1338726816

• Binary: 1001111110010110101100110100000₂
• Hexadecimal: 0x4FCB59A0
• Base-36: M51K80

Squares and roots of 1338726816

• 1338726816 squared (1338726816²) is 1792189487877497856
• 1338726816 cubed (1338726816³) is 2399252126774913302809706496
• The square root of 1338726816 is 36588.6159344679
• The cube root of 1338726816 is 1102.1244936499

Scales and comparisons

• 1,338,726,816 seconds is equal to 42 years, 29 weeks, 3 days, 12 hours, 33 minutes, 36 seconds.
• To count from 1 to 1,338,726,816 would take you about eighty-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 1338726816 cubic inches would be around 91.8 feet tall.

Recreational maths with 1338726816

• 1338726816 backwards is 6186278331
• The number of decimal digits it has is: 10
• The sum of 1338726816's digits is 45
• More coming soon!