13278168648

Names of 13278168648

• Cardinal: 13278168648 can be written as Thirteen billion, two hundred seventy-eight million, one hundred sixty-eight thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 1.3278168648 × 10¹⁰

Factors of 13278168648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2688

Divisors of 13278168648

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 9 12 17 18 24 27 34 36 51 54 68 72 81 102 108 136 153 162 204 216 306 324 408 459 577 612 648 918 1154 1224 1377 1731 1836 2089 2308 2754 3462 3672 4178 4616 5193 5508 6267 6924 8356 9809 10386 11016 12534 13848 15579 16712 18801 19618 20772 25068 29427 31158 35513 37602 39236 41544 46737 50136 56403 58854 62316 71026 75204 78472 88281 93474 106539 112806 117708 124632 142052 150408 169209 176562 186948 213078 225612 235416 264843 284104 319617 338418 353124 373896 426156 451224 529686 639234 676836 706248 794529 852312 958851 1059372 1205353 1278468 1353672 1589058 1917702 2118744 2410706 2556936 2876553 3178116 3616059 3835404 4821412 5753106 6356232 7232118 7670808 9642824 10848177 11506212 14464236 20491001 21696354 23012424 28928472 32544531 40982002 43392708 61473003 65089062 81964004 86785416 97633593 122946006 130178124 163928008 184419009 195267186 245892012 260356248 368838018 390534372 491784024 553257027 737676036 781068744 1106514054 1475352072 1659771081 2213028108 3319542162 4426056216 6639084324 13278168648
• Sum of all divisors σ(n): 39466013400
• Sum of proper divisors (its aliquot sum) s(n): 26187844752
• 13278168648 is an abundant number, because the sum of its proper divisors (26187844752) is greater than itself. Its abundance is 12909676104

Bases of 13278168648

• Binary: 1100010111011100001100011001001000₂
• Hexadecimal: 0x31770C648
• Base-36: 63LH8I0

Squares and roots of 13278168648

• 13278168648 squared (13278168648²) is 176309762644730147904
• 13278168648 cubed (13278168648³) is 2341070762685577412319295713792
• The square root of 13278168648 is 115230.9361586549
• The cube root of 13278168648 is 2367.9874342109

Scales and comparisons

• 13,278,168,648 seconds is equal to 422 years, 10 weeks, 4 days, 12 hours, 10 minutes, 48 seconds.
• To count from 1 to 13,278,168,648 would take you about eight hundred forty-four 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 13278168648 cubic inches would be around 197.3 feet tall.

Recreational maths with 13278168648

• 13278168648 backwards is 84686187231
• 13278168648 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13278168648's digits is 54
• More coming soon!