12997507536

Names of 12997507536

• Cardinal: 12997507536 can be written as Twelve billion, nine hundred ninety-seven million, five hundred seven thousand, five hundred thirty-six.

Scientific notation

• Scientific notation: 1.2997507536 × 10¹⁰

Factors of 12997507536

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2174

Divisors of 12997507536

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 19 24 26 27 36 38 39 48 52 54 57 72 76 78 81 104 108 114 117 144 152 156 162 171 208 216 228 234 247 304 312 324 342 351 361 432 456 468 494 513 624 648 684 702 722 741 912 936 988 1026 1053 1083 1296 1368 1404 1444 1482 1539 1872 1976 2052 2106 2137 2166 2223 2736 2808 2888 2964 3078 3249 3952 4104 4212 4274 4332 4446 4693 5616 5776 5928 6156 6411 6498 6669 8208 8424 8548 8664 8892 9386 9747 11856 12312 12822 12996 13338 14079 16848 17096 17328 17784 18772 19233 19494 20007 24624 25644 25992 26676 27781 28158 29241 34192 35568 37544 38466 38988 40014 40603 42237 51288 51984 53352 55562 56316 57699 58482 75088 76932 77976 80028 81206 83343 84474 102576 106704 111124 112632 115398 116964 121809 126711 153864 155952 160056 162412 166686 168948 173097 222248 225264 230796 233928 243618 250029 253422 307728 320112 324824 333372 337896 346194 365427 380133 444496 461592 467856 487236 500058 506844 527839 649648 666744 675792 692388 730854 750087 760266 771457 923184 974472 1000116 1013688 1055678 1096281 1333488 1384776 1461708 1500174 1520532 1542914 1583517 1948944 2000232 2027376 2111356 2192562 2250261 2314371 2769552 2923416 3000348 3041064 3085828 3167034 3288843 4000464 4222712 4385124 4500522 4628742 4750551 5846832 6000696 6082128 6171656 6334068 6577686 6943113 8445424 8770248 9001044 9257484 9501102 10028941 12001392 12343312 12668136 13155372 13886226 14251653 17540496 18002088 18514968 19002204 20057882 20829339 25336272 26310744 27772452 28503306 30086823 36004176 37029936 38004408 40115764 41658678 42754959 52621488 55544904 57006612 60173646 62488017 76008816 80231528 83317356 85509918 90260469 111089808 114013224 120347292 124976034 160463056 166634712 171019836 180520938 228026448 240694584 249952068 270781407 333269424 342039672 361041876 481389168 499904136 541562814 684079344 722083752 812344221 999808272 1083125628 1444167504 1624688442 2166251256 3249376884 4332502512 6498753768 12997507536
• Sum of all divisors σ(n): 42776749092
• Sum of proper divisors (its aliquot sum) s(n): 29779241556
• 12997507536 is an abundant number, because the sum of its proper divisors (29779241556) is greater than itself. Its abundance is 16781734020

Bases of 12997507536

• Binary: 1100000110101101100011100111010000₂
• Hexadecimal: 0x306B639D0
• Base-36: 5YYDP00

Squares and roots of 12997507536

• 12997507536 squared (12997507536²) is 168935202148376791296
• 12997507536 cubed (12997507536³) is 2195736563019210735037259206656
• The square root of 12997507536 is 114006.6118082631
• The cube root of 12997507536 is 2351.1844058835

Scales and comparisons

• 12,997,507,536 seconds is equal to 413 years, 14 weeks, 4 days, 2 hours, 45 minutes, 36 seconds.
• To count from 1 to 12,997,507,536 would take you about eight hundred twenty-six 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 12997507536 cubic inches would be around 195.9 feet tall.

Recreational maths with 12997507536

• 12997507536 backwards is 63570579921
• 12997507536 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12997507536's digits is 54
• More coming soon!