168157171513920

Names of 168157171513920

• Cardinal: 168157171513920 can be written as One hundred sixty-eight trillion, one hundred fifty-seven billion, one hundred seventy-one million, five hundred thirteen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.6815717151392 × 10¹⁴

Factors of 168157171513920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1057823

Divisors of 168157171513920

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 83 96 120 160 166 192 240 249 320 332 415 480 498 664 830 960 996 1245 1328 1660 1992 1999 2490 2656 3320 3984 3998 4980 5312 5997 6640 7968 7996 9960 9995 11994 13280 15936 15992 19920 19990 23988 26560 29985 31984 39840 39980 47976 59970 63968 79680 79960 95952 119940 127936 159920 165917 191904 239880 319840 331834 383808 479760 497751 639680 663668 829585 959520 995502 1055731 1327336 1659170 1919040 1991004 2111462 2488755 2654672 3167193 3318340 3982008 4222924 4977510 5278655 5309344 6334386 6636680 7964016 8445848 9955020 10557310 10618688 12668772 13273360 15835965 15928032 16891696 19910040 21114620 25337544 26546720 31671930 31856064 33783392 39820080 42229240 50675088 53093440 63343860 67566784 79640160 84458480 87625673 101350176 126687720 159280320 168916960 175251346 202700352 253375440 262877019 337833920 350502692 438128365 506750880 525754038 701005384 876256730 1013501760 1051508076 1314385095 1402010768 1752513460 2103016152 2110406269 2628770190 2804021536 3505026920 4206032304 4220812538 5257540380 5608043072 6331218807 7010053840 8412064608 8441625076 10515080760 10552031345 12662437614 14020107680 16824129216 16883250152 21030161520 21104062690 25324875228 28040215360 31656094035 33766500304 42060323040 42208125380 50649750456 63312188070 67533000608 84120646080 84416250760 101299500912 126624376140 135066001216 168832501520 175163720327 202599001824 253248752280 337665003040 350327440654 405198003648 506497504560 525491160981 675330006080 700654881308 875818601635 1012995009120 1050982321962 1401309762616 1751637203270 2025990018240 2101964643924 2627455804905 2802619525232 3503274406540 4203929287848 5254911609810 5605239050464 7006548813080 8407858575696 10509823219620 11210478100928 14013097626160 16815717151392 21019646439240 28026195252320 33631434302784 42039292878480 56052390504640 84078585756960 168157171513920
• Sum of all divisors σ(n): 540602350848000
• Sum of proper divisors (its aliquot sum) s(n): 372445179334080
• 168157171513920 is an abundant number, because the sum of its proper divisors (372445179334080) is greater than itself. Its abundance is 204288007820160

Bases of 168157171513920

• Binary: 100110001111000000100100011110010111101001000000₂
• Hexadecimal: 0x98F024797A40
• Base-36: 1NLUC689XC

Squares and roots of 168157171513920

• 168157171513920 squared (168157171513920²) is 28276834331561907904753766400
• 168157171513920 cubed (168157171513920³) is 4754952480563157144302226519829910028288000
• The square root of 168157171513920 is 12967543.0022005325
• The cube root of 168157171513920 is 55195.6854774183

Scales and comparisons

• 168,157,171,513,920 seconds is equal to 5,346,877 years, 47 weeks, 2 days, 4 hours, 32 minutes.
• To count from 1 to 168,157,171,513,920 would take you about thirteen million, three hundred sixty-seven thousand, one hundred ninety-four 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 168157171513920 cubic inches would be around 4599.6 feet tall.

Recreational maths with 168157171513920

• 168157171513920 backwards is 029315171751861
• The number of decimal digits it has is: 15
• The sum of 168157171513920's digits is 57
• More coming soon!