12986728704

Names of 12986728704

• Cardinal: 12986728704 can be written as Twelve billion, nine hundred eighty-six million, seven hundred twenty-eight thousand, seven hundred four.

Scientific notation

• Scientific notation: 1.2986728704 × 10¹⁰

Factors of 12986728704

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1289

Divisors of 12986728704

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 191 192 216 243 256 288 324 382 384 432 486 573 576 648 764 768 864 972 1093 1146 1152 1296 1528 1719 1728 1944 2186 2292 2304 2592 3056 3279 3438 3456 3888 4372 4584 5157 5184 6112 6558 6876 6912 7776 8744 9168 9837 10314 10368 12224 13116 13752 15471 15552 17488 18336 19674 20628 20736 24448 26232 27504 29511 30942 31104 34976 36672 39348 41256 46413 48896 52464 55008 59022 61884 62208 69952 73344 78696 82512 88533 92826 104928 110016 118044 123768 139904 146688 157392 165024 177066 185652 208763 209856 220032 236088 247536 265599 279808 314784 330048 354132 371304 417526 419712 440064 472176 495072 531198 626289 629568 660096 708264 742608 835052 839424 944352 990144 1062396 1252578 1259136 1320192 1416528 1485216 1670104 1878867 1888704 1980288 2124792 2505156 2518272 2833056 2970432 3340208 3757734 3777408 3960576 4249584 5010312 5636601 5666112 5940864 6680416 7515468 7554816 8499168 10020624 11273202 11332224 11881728 13360832 15030936 16909803 16998336 20041248 22546404 22664448 26721664 30061872 33819606 33996672 40082496 45092808 50729409 53443328 60123744 67639212 67993344 80164992 90185616 101458818 120247488 135278424 160329984 180371232 202917636 240494976 270556848 360742464 405835272 480989952 541113696 721484928 811670544 1082227392 1442969856 1623341088 2164454784 3246682176 4328909568 6493364352 12986728704
• Sum of all divisors σ(n): 39069768192
• Sum of proper divisors (its aliquot sum) s(n): 26083039488
• 12986728704 is an abundant number, because the sum of its proper divisors (26083039488) is greater than itself. Its abundance is 13096310784

Bases of 12986728704

• Binary: 1100000110000100011100000100000000₂
• Hexadecimal: 0x30611C100
• Base-36: 5YRYO00

Squares and roots of 12986728704

• 12986728704 squared (12986728704²) is 168655122431297519616
• 12986728704 cubed (12986728704³) is 2190278319555165765961110257664
• The square root of 12986728704 is 113959.3291661547
• The cube root of 12986728704 is 2350.5342804519

Scales and comparisons

• 12,986,728,704 seconds is equal to 412 years, 48 weeks, 5 days, 8 hours, 38 minutes, 24 seconds.
• To count from 1 to 12,986,728,704 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 12986728704 cubic inches would be around 195.9 feet tall.

Recreational maths with 12986728704

• 12986728704 backwards is 40782768921
• 12986728704 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12986728704's digits is 54
• More coming soon!