27155138808

Names of 27155138808

• Cardinal: 27155138808 can be written as Twenty-seven billion, one hundred fifty-five million, one hundred thirty-eight thousand, eight hundred eight.

Scientific notation

• Scientific notation: 2.7155138808 × 10¹⁰

Factors of 27155138808

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 181

Divisors of 27155138808

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 19 21 24 28 38 42 43 56 57 76 84 86 107 114 129 133 152 168 172 214 228 258 266 301 321 344 399 428 456 516 532 602 642 749 798 817 856 903 1032 1064 1204 1284 1498 1596 1634 1806 1849 2033 2247 2408 2451 2568 2996 3192 3268 3612 3698 4066 4494 4601 4902 5547 5719 5992 6099 6536 7224 7396 8132 8988 9202 9804 11094 11438 12198 12943 13803 14231 14792 16264 17157 17976 18404 19608 22188 22876 24396 25886 27606 28462 32207 34314 35131 36808 38829 42693 44376 45752 48792 51772 55212 56924 64414 68628 70262 77658 79507 85386 87419 96621 103544 105393 110424 113848 128828 137256 140524 155316 159014 170772 174838 193242 197843 210786 238521 245917 257656 262257 281048 310632 318028 341544 349676 386484 395686 421572 477042 491834 524514 556549 593529 611933 636056 699352 737751 772968 791372 843144 954084 983668 1049028 1113098 1187058 1223866 1384901 1475502 1510633 1582744 1669647 1835799 1908168 1967336 2098056 2226196 2374116 2447732 2769802 2951004 3021266 3339294 3671598 3759017 4154703 4452392 4531899 4748232 4895464 5539604 5902008 6042532 6678588 7343196 7518034 8309406 8507249 9063798 10574431 11079208 11277051 12085064 13357176 14686392 15036068 16618812 17014498 18127596 21148862 22554102 25521747 26313119 30072136 31723293 33237624 34028996 36255192 42297724 45108204 51043494 52626238 59550743 63446586 68057992 78939357 84595448 90216408 102086988 105252476 119101486 126893172 157878714 161637731 178652229 204173976 210504952 238202972 253786344 315757428 323275462 357304458 476405944 484913193 631514856 646550924 714608916 969826386 1131464117 1293101848 1429217832 1939652772 2262928234 3394392351 3879305544 4525856468 6788784702 9051712936 13577569404 27155138808
• Sum of all divisors σ(n): 84395520000
• Sum of proper divisors (its aliquot sum) s(n): 57240381192
• 27155138808 is an abundant number, because the sum of its proper divisors (57240381192) is greater than itself. Its abundance is 30085242384

Bases of 27155138808

• Binary: 11001010010100100101000100011111000₂
• Hexadecimal: 0x6529288F8
• Base-36: CH3GV7C

Squares and roots of 27155138808

• 27155138808 squared (27155138808²) is 737401563681747660864
• 27155138808 cubed (27155138808³) is 20024241819014109266791229210112
• The square root of 27155138808 is 164788.1634341495
• The cube root of 27155138808 is 3005.7349117211

Scales and comparisons

• 27,155,138,808 seconds is equal to 863 years, 23 weeks, 2 days, 14 hours, 6 minutes, 48 seconds.
• To count from 1 to 27,155,138,808 would take you about one thousand, seven hundred twenty-six 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 27155138808 cubic inches would be around 250.5 feet tall.

Recreational maths with 27155138808

• 27155138808 backwards is 80883155172
• The number of decimal digits it has is: 11
• The sum of 27155138808's digits is 48
• More coming soon!