139138115480

Names of 139138115480

• Cardinal: 139138115480 can be written as One hundred thirty-nine billion, one hundred thirty-eight million, one hundred fifteen thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.3913811548 × 10¹¹

Factors of 139138115480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 168645

Divisors of 139138115480

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 26 28 35 40 52 56 65 70 91 104 130 140 182 227 260 280 364 454 455 520 728 908 910 1135 1589 1816 1820 2270 2951 3178 3640 4540 5902 6356 7945 9080 11804 12712 14755 15890 20657 23608 29510 31780 41314 59020 63560 82628 103285 118040 165256 168391 206570 336782 413140 673564 826280 841955 1178737 1347128 1683910 2189083 2357474 3367820 4378166 4714948 5893685 6735640 8756332 9429896 10945415 11787370 15323581 17512664 21890830 23574740 30647162 38224757 43781660 47149480 61294324 76449514 76617905 87563320 122588648 152899028 153235810 191123785 267573299 305798056 306471620 382247570 496921841 535146598 612943240 764495140 993843682 1070293196 1337866495 1528990280 1987687364 2140586392 2484609205 2675732990 3478452887 3975374728 4969218410 5351465980 6956905774 9938436820 10702931960 13913811548 17392264435 19876873640 27827623096 34784528870 69569057740 139138115480
• Sum of all divisors σ(n): 387005230080
• Sum of proper divisors (its aliquot sum) s(n): 247867114600
• 139138115480 is an abundant number, because the sum of its proper divisors (247867114600) is greater than itself. Its abundance is 108728999120

Bases of 139138115480

• Binary: 10000001100101010001110010011110011000₂
• Hexadecimal: 0x2065472798
• Base-36: 1RX38P08

Squares and roots of 139138115480

• 139138115480 squared (139138115480²) is 19359415179325815630400
• 139138115480 cubed (139138115480³) is 2693632544846300243727784198592000
• The square root of 139138115480 is 373012.2189419537
• The cube root of 139138115480 is 5181.8166121401

Scales and comparisons

• 139,138,115,480 seconds is equal to 4,424 years, 8 weeks, 2 days, 20 hours, 31 minutes, 20 seconds.
• To count from 1 to 139,138,115,480 would take you about eight thousand, eight hundred forty-eight 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 139138115480 cubic inches would be around 431.8 feet tall.

Recreational maths with 139138115480

• 139138115480 backwards is 084511831931
• The number of decimal digits it has is: 12
• The sum of 139138115480's digits is 44
• More coming soon!