21027578130432

Names of 21027578130432

• Cardinal: 21027578130432 can be written as Twenty-one trillion, twenty-seven billion, five hundred seventy-eight million, one hundred thirty thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 2.1027578130432 × 10¹³

Factors of 21027578130432

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 13794

Divisors of 21027578130432

• Number of divisors d(n): 156
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 256 288 384 432 512 576 768 864 1024 1152 1536 1728 2048 2304 3072 3456 4096 4608 6144 6912 9216 12288 13789 13824 18432 27578 27648 36864 41367 55156 55296 82734 110312 110592 124101 165468 220624 248202 330936 372303 441248 496404 661872 744606 882496 992808 1323744 1489212 1764992 1985616 2647488 2978424 3529984 3971232 5294976 5956848 7059968 7942464 10589952 11913696 14119936 15884928 21179904 23827392 28239872 31769856 42359808 47654784 56479744 63539712 84719616 95309568 127079424 169439232 190136521 190619136 254158848 380273042 381238272 508317696 570409563 760546084 762476544 1140819126 1521092168 1524953088 1711228689 2281638252 3042184336 3422457378 4563276504 5133686067 6084368672 6844914756 9126553008 10267372134 12168737344 13689829512 18253106016 20534744268 24337474688 27379659024 36506212032 41069488536 48674949376 54759318048 73012424064 82138977072 97349898752 109518636096 146024848128 164277954144 194699797504 219037272192 292049696256 328555908288 389399595008 438074544384 584099392512 657111816576 778799190016 876149088768 1168198785024 1314223633152 1752298177536 2336397570048 2628447266304 3504596355072 5256894532608 7009192710144 10513789065216 21027578130432
• Sum of all divisors σ(n): 62300847896040
• Sum of proper divisors (its aliquot sum) s(n): 41273269765608
• 21027578130432 is an abundant number, because the sum of its proper divisors (41273269765608) is greater than itself. Its abundance is 20245691635176

Bases of 21027578130432

• Binary: 100110001111111011101010100110011000000000000₂
• Hexadecimal: 0x131FDD533000
• Base-36: 7GBXP3PC0

Squares and roots of 21027578130432

• 21027578130432 squared (21027578130432²) is 442159042031422124404506624
• 21027578130432 cubed (21027578130432³) is 9297533802392695342083917118005279981568
• The square root of 21027578130432 is 4585583.7284289119
• The cube root of 21027578130432 is 27601.3136191409

Scales and comparisons

• 21,027,578,130,432 seconds is equal to 668,611 years, 48 weeks, 6 days, 21 hours, 7 minutes, 12 seconds.
• To count from 1 to 21,027,578,130,432 would take you about one million, six hundred seventy-one thousand, five hundred twenty-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 21027578130432 cubic inches would be around 2300.1 feet tall.

Recreational maths with 21027578130432

• 21027578130432 backwards is 23403187572012
• The number of decimal digits it has is: 14
• The sum of 21027578130432's digits is 45
• More coming soon!