163991328301920

Names of 163991328301920

• Cardinal: 163991328301920 can be written as One hundred sixty-three trillion, nine hundred ninety-one billion, three hundred twenty-eight million, three hundred one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.6399132830192 × 10¹⁴

Factors of 163991328301920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6972420438

Divisors of 163991328301920

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 70 80 84 96 98 105 112 120 140 147 160 168 196 210 224 240 245 280 294 336 392 420 480 490 560 588 672 735 784 840 980 1120 1176 1470 1568 1680 1960 2352 2940 3360 3920 4704 5880 7840 11760 23520 6972420421 13944840842 20917261263 27889681684 34862102105 41834522526 48806942947 55779363368 69724204210 83669045052 97613885894 104586306315 111558726736 139448408420 146420828841 167338090104 195227771788 209172612630 223117453472 244034714735 278896816840 292841657682 334676180208 341648600629 390455543576 418345225260 488069429470 557793633680 585683315364 669352360416 683297201258 732104144205 780911087152 836690450520 976138858940 1024945801887 1115587267360 1171366630728 1366594402516 1464208288410 1561822174304 1673380901040 1708243003145 1952277717880 2049891603774 2342733261456 2733188805032 2928416576820 3346761802080 3416486006290 3904555435760 4099783207548 4685466522912 5124729009435 5466377610064 5856833153640 6832972012580 7809110871520 8199566415096 10249458018870 10932755220128 11713666307280 13665944025160 16399132830192 20498916037740 23427332614560 27331888050320 32798265660384 40997832075480 54663776100640 81995664150960 163991328301920
• Sum of all divisors σ(n): 600911081649648
• Sum of proper divisors (its aliquot sum) s(n): 436919753347728
• 163991328301920 is an abundant number, because the sum of its proper divisors (436919753347728) is greater than itself. Its abundance is 272928425045808

Bases of 163991328301920

• Binary: 100101010010011000110100110111101010001101100000₂
• Hexadecimal: 0x952634DEA360
• Base-36: 1M4OKQQNHC

Squares and roots of 163991328301920

• 163991328301920 squared (163991328301920²) is 26893155758228107590675686400
• 163991328301920 cubed (163991328301920³) is 4410244335022255877246016473824342437888000
• The square root of 163991328301920 is 12805909.8974621869
• The cube root of 163991328301920 is 54736.0719686695

Scales and comparisons

• 163,991,328,301,920 seconds is equal to 5,214,416 years, 51 weeks, 6 hours, 32 minutes.
• To count from 1 to 163,991,328,301,920 would take you about thirteen million, thirty-six thousand and forty-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 163991328301920 cubic inches would be around 4561.3 feet tall.

Recreational maths with 163991328301920

• 163991328301920 backwards is 029103823199361
• The number of decimal digits it has is: 15
• The sum of 163991328301920's digits is 57
• More coming soon!