18393986379776

Names of 18393986379776

• Cardinal: 18393986379776 can be written as Eighteen trillion, three hundred ninety-three billion, nine hundred eighty-six million, three hundred seventy-nine thousand, seven hundred seventy-six.

Scientific notation

• Scientific notation: 1.8393986379776 × 10¹³

Factors of 18393986379776

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 77380

Divisors of 18393986379776

• Number of divisors d(n): 208
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 38 56 64 76 112 128 133 152 224 256 266 304 439 448 512 532 608 878 896 1024 1064 1216 1756 1792 2048 2128 2432 3073 3512 3584 4096 4256 4864 6146 7024 7168 8341 8512 9728 12292 14048 14336 16682 17024 19456 24584 28096 28672 33364 34048 38912 49168 56192 58387 66728 68096 76913 77824 98336 112384 116774 133456 136192 153826 196672 224768 233548 266912 272384 307652 393344 449536 467096 533824 538391 544768 615304 786688 899072 934192 1067648 1076782 1230608 1461347 1573376 1798144 1868384 2135296 2153564 2461216 2922694 3146752 3736768 4270592 4307128 4922432 5845388 6293504 7473536 8541184 8614256 9844864 10229429 11690776 12587008 14947072 17082368 17228512 19689728 20458858 23381552 29894144 33764807 34164736 34457024 39379456 40917716 46763104 59788288 67529614 68914048 78758912 81835432 93526208 119576576 135059228 137828096 157517824 163670864 187052416 236353649 239153152 270118456 275656192 315035648 327341728 374104832 472707298 540236912 551312384 641531333 654683456 748209664 945414596 1080473824 1102624768 1283062666 1309366912 1496419328 1890829192 2160947648 2205249536 2566125332 2618733824 2992838656 3781658384 4321895296 4490719331 5132250664 5237467648 5985677312 7563316768 8643790592 8981438662 10264501328 10474935296 15126633536 17287581184 17962877324 20529002656 20949870592 30253267072 34575162368 35925754648 41058005312 41899741184 60506534144 69150324736 71851509296 82116010624 121013068288 138300649472 143703018592 164232021248 242026136576 287406037184 328464042496 484052273152 574812074368 656928084992 968104546304 1149624148736 1313856169984 2299248297472 2627712339968 4598496594944 9196993189888 18393986379776
• Sum of all divisors σ(n): 44352181209600
• Sum of proper divisors (its aliquot sum) s(n): 25958194829824
• 18393986379776 is an abundant number, because the sum of its proper divisors (25958194829824) is greater than itself. Its abundance is 7564208450048

Bases of 18393986379776

• Binary: 100001011101010101111000001100011000000000000₂
• Hexadecimal: 0x10BAAF063000
• Base-36: 6IQ2WKL4W

Squares and roots of 18393986379776

• 18393986379776 squared (18393986379776²) is 338338734939384998501810176
• 18393986379776 cubed (18393986379776³) is 6223398082225689911392194543024997400576
• The square root of 18393986379776 is 4288821.0944006513
• The cube root of 18393986379776 is 26397.2460299569

Scales and comparisons

• 18,393,986,379,776 seconds is equal to 584,871 years, 45 weeks, 1 day, 21 hours, 2 minutes, 56 seconds.
• To count from 1 to 18,393,986,379,776 would take you about one million, four hundred sixty-two thousand, one hundred seventy-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 18393986379776 cubic inches would be around 2199.8 feet tall.

Recreational maths with 18393986379776

• 18393986379776 backwards is 67797368939381
• The number of decimal digits it has is: 14
• The sum of 18393986379776's digits is 86
• More coming soon!