159438271664

Names of 159438271664

• Cardinal: 159438271664 can be written as One hundred fifty-nine billion, four hundred thirty-eight million, two hundred seventy-one thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.59438271664 × 10¹¹

Factors of 159438271664

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 22732

Divisors of 159438271664

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 7 8 14 16 23 28 46 56 92 112 161 184 322 368 644 1288 2576 3169 6338 12676 19531 22183 25352 39062 44366 50704 72887 78124 88732 136717 145774 156248 177464 273434 291548 312496 354928 449213 510209 546868 583096 898426 1020418 1093736 1166192 1796852 2040836 2187472 3144491 3593704 4081672 6288982 7187408 8163344 12577964 25155928 50311856 61893739 123787478 247574956 433256173 495149912 866512346 990299824 1423555997 1733024692 2847111994 3466049384 5694223988 6932098768 9964891979 11388447976 19929783958 22776895952 39859567916 79719135832 159438271664
• Sum of all divisors σ(n): 368526650880
• Sum of proper divisors (its aliquot sum) s(n): 209088379216
• 159438271664 is an abundant number, because the sum of its proper divisors (209088379216) is greater than itself. Its abundance is 49650107552

Bases of 159438271664

• Binary: 10010100011111010000101111010010110000₂
• Hexadecimal: 0x251F42F4B0
• Base-36: 218TFHRK

Squares and roots of 159438271664

• 159438271664 squared (159438271664²) is 25420562471203465328896
• 159438271664 cubed (159438271664³) is 4053010545135421282126725557202944
• The square root of 159438271664 is 399297.2222092209
• The cube root of 159438271664 is 5422.4745950125

Scales and comparisons

• 159,438,271,664 seconds is equal to 5,069 years, 33 weeks, 3 days, 8 hours, 47 minutes, 44 seconds.
• To count from 1 to 159,438,271,664 would take you about ten thousand, one hundred thirty-nine 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 159438271664 cubic inches would be around 451.9 feet tall.

Recreational maths with 159438271664

• 159438271664 backwards is 466172834951
• 159438271664 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 159438271664's digits is 56
• More coming soon!