138388124848881664

Names of 138388124848881664

• Cardinal: 138388124848881664 can be written as One hundred thirty-eight quadrillion, three hundred eighty-eight trillion, one hundred twenty-four billion, eight hundred forty-eight million, eight hundred eighty-one thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.38388124848881664 × 10¹⁷

Factors of 138388124848881664

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 26
• Sum of prime factors: 1054

Divisors of 138388124848881664

• Number of divisors d(n): 184
• Complete list of divisors:
  1 2 4 8 16 31 32 62 64 124 128 248 256 496 512 992 1021 1024 1984 2042 2048 3968 4084 4096 7936 8168 8192 15872 16336 16384 31651 31744 32672 32768 63302 63488 65344 65536 126604 126976 130688 131072 253208 253952 261376 262144 506416 507904 522752 524288 1012832 1015808 1042441 1045504 1048576 2025664 2031616 2084882 2091008 2097152 4051328 4063232 4169764 4182016 4194304 8102656 8126464 8339528 8364032 16205312 16252928 16679056 16728064 32315671 32410624 32505856 33358112 33456128 64631342 64821248 65011712 66716224 66912256 129262684 129642496 130023424 133432448 133824512 258525368 259284992 266864896 267649024 517050736 518569984 533729792 535298048 1034101472 1037139968 1064332261 1067459584 1070596096 2068202944 2074279936 2128664522 2134919168 2141192192 4136405888 4148559872 4257329044 4269838336 4282384384 8272811776 8297119744 8514658088 8539676672 16545623552 16594239488 17029316176 17079353344 32994300091 33091247104 33188478976 34058632352 34158706688 65988600182 66182494208 66376957952 68117264704 68317413376 131977200364 132364988416 132753915904 136234529408 136634826752 263954400728 264729976832 272469058816 273269653504 527908801456 529459953664 544938117632 546539307008 1055817602912 1058919907328 1089876235264 1093078614016 2111635205824 2117839814656 2179752470528 2186157228032 4223270411648 4235679629312 4359504941056 4372314456064 8446540823296 8471359258624 8719009882112 16893081646592 16942718517248 17438019764224 33786163293184 33885437034496 34876039528448 67572326586368 67770874068992 69752079056896 135144653172736 135541748137984 139504158113792 270289306345472 279008316227584 540578612690944 558016632455168 1081157225381888 1116033264910336 2162314450763776 2232066529820672 4324628901527552 4464133059641344 8649257803055104 17298515606110208 34597031212220416 69194062424440832 138388124848881664
• Sum of all divisors σ(n): 285984584191246976
• Sum of proper divisors (its aliquot sum) s(n): 147596459342365312
• 138388124848881664 is an abundant number, because the sum of its proper divisors (147596459342365312) is greater than itself. Its abundance is 9208334493483648

Bases of 138388124848881664

• Binary: 111101011101001110100010000101110110000000000000000000000₂
• Hexadecimal: 0x1EBA7442EC00000
• Base-36: 11UMHUWBIWHS

Squares and roots of 138388124848881664

• 138388124848881664 squared (138388124848881664²) is 19151273099189658678516751475408896
• 138388124848881664 cubed (138388124848881664³) is 2650308772665687360878806849867410294670662716882944
• The square root of 138388124848881664 is 372005544.1104092793
• The cube root of 138388124848881664 is 517248.9386859129

Scales and comparisons

• 138,388,124,848,881,664 seconds is equal to 4,400,314,307 years, 32 weeks, 1 day, 4 hours, 1 minute, 4 seconds.
• To count from 1 to 138,388,124,848,881,664 would take you about thirteen billion, two hundred million, nine hundred forty-two thousand, nine hundred twenty-two 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 138388124848881664 cubic inches would be around 43104.1 feet tall.

Recreational maths with 138388124848881664

• 138388124848881664 backwards is 466188848421883831
• The number of decimal digits it has is: 18
• The sum of 138388124848881664's digits is 91
• More coming soon!