13991660928

Names of 13991660928

• Cardinal: 13991660928 can be written as Thirteen billion, nine hundred ninety-one million, six hundred sixty thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.3991660928 × 10¹⁰

Factors of 13991660928

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 7412

Divisors of 13991660928

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 79 84 96 108 112 126 128 144 158 168 189 192 216 224 237 252 288 316 336 378 384 432 448 474 504 553 576 632 672 711 756 864 896 948 1008 1106 1152 1264 1344 1422 1512 1659 1728 1896 2016 2133 2212 2528 2688 2844 3024 3318 3456 3792 4032 4266 4424 4977 5056 5688 6048 6636 7321 7584 8064 8532 8848 9954 10112 11376 12096 13272 14642 14931 15168 17064 17696 19908 21963 22752 24192 26544 29284 29862 30336 34128 35392 39816 43926 45504 51247 53088 58568 59724 65889 68256 70784 79632 87852 91008 102494 106176 117136 119448 131778 136512 153741 159264 175704 197667 204988 212352 234272 238896 263556 273024 307482 318528 351408 395334 409976 461223 468544 477792 527112 578359 614964 637056 702816 790668 819952 922446 937088 955584 1054224 1156718 1229928 1383669 1405632 1581336 1639904 1735077 1844892 1911168 2108448 2313436 2459856 2767338 2811264 3162672 3279808 3470154 3689784 4048513 4216896 4626872 4919712 5205231 5534676 6325344 6559616 6940308 7379568 8097026 8433792 9253744 9839424 10410462 11069352 12145539 12650688 13880616 14759136 15615693 16194052 18507488 19678848 20820924 22138704 24291078 25301376 27761232 29518272 31231386 32388104 36436617 37014976 41641848 44277408 48582156 55522464 59036544 62462772 64776208 72873234 74029952 83283696 88554816 97164312 109309851 111044928 124925544 129552416 145746468 166567392 177109632 194328624 218619702 222089856 249851088 259104832 291492936 333134784 388657248 437239404 499702176 518209664 582985872 666269568 777314496 874478808 999404352 1165971744 1554628992 1748957616 1998808704 2331943488 3497915232 4663886976 6995830464 13991660928
• Sum of all divisors σ(n): 47798016000
• Sum of proper divisors (its aliquot sum) s(n): 33806355072
• 13991660928 is an abundant number, because the sum of its proper divisors (33806355072) is greater than itself. Its abundance is 19814694144

Bases of 13991660928

• Binary: 1101000001111101111100110110000000₂
• Hexadecimal: 0x341F7CD80
• Base-36: 6FE9UO0

Squares and roots of 13991660928

• 13991660928 squared (13991660928²) is 195766575524121821184
• 13991660928 cubed (13991660928³) is 2739099545769216406972375498752
• The square root of 13991660928 is 118286.3514020109
• The cube root of 13991660928 is 2409.6636369917

Scales and comparisons

• 13,991,660,928 seconds is equal to 444 years, 46 weeks, 2 days, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 13,991,660,928 would take you about eight hundred eighty-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 13991660928 cubic inches would be around 200.8 feet tall.

Recreational maths with 13991660928

• 13991660928 backwards is 82906619931
• 13991660928 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13991660928's digits is 54
• More coming soon!