55531421686704640

Names of 55531421686704640

• Cardinal: 55531421686704640 can be written as Fifty-five quadrillion, five hundred thirty-one trillion, four hundred twenty-one billion, six hundred eighty-six million, seven hundred four thousand, six hundred forty.

Scientific notation

• Scientific notation: 5.553142168670464 × 10¹⁶

Factors of 55531421686704640

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 174

Divisors of 55531421686704640

• Number of divisors d(n): 140
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 128 160 167 256 320 334 512 640 668 835 1280 1336 1670 2560 2672 3340 5344 6680 10688 13360 21376 26720 27889 42752 53440 55778 85504 106880 111556 139445 213760 223112 278890 427520 446224 557780 892448 1115560 1784896 2231120 3569792 4462240 4657463 7139584 8924480 9314926 14279168 17848960 18629852 23287315 35697920 37259704 46574630 71395840 74519408 93149260 149038816 186298520 298077632 372597040 596155264 745194080 777796321 1192310528 1490388160 1555592642 2384621056 2980776320 3111185284 3888981605 5961552640 6222370568 7777963210 11923105280 12444741136 15555926420 24889482272 31111852840 49778964544 62223705680 99557929088 124447411360 129891985607 199115858176 248894822720 259783971214 398231716352 497789645440 519567942428 649459928035 995579290880 1039135884856 1298919856070 1991158581760 2078271769712 2597839712140 4156543539424 5195679424280 8313087078848 10391358848560 16626174157696 20782717697120 21691961596369 33252348315392 41565435394240 43383923192738 66504696630784 83130870788480 86767846385476 108459807981845 166261741576960 173535692770952 216919615963690 332523483153920 347071385541904 433839231927380 694142771083808 867678463854760 1388285542167616 1735356927709520 2776571084335232 3470713855419040 5553142168670464 6941427710838080 11106284337340928 13882855421676160 27765710843352320 55531421686704640
• Sum of all divisors σ(n): 133947340159708746
• Sum of proper divisors (its aliquot sum) s(n): 78415918473004106
• 55531421686704640 is an abundant number, because the sum of its proper divisors (78415918473004106) is greater than itself. Its abundance is 22884496786299466

Bases of 55531421686704640

• Binary: 11000101010010011000100010100111100000100010101000000000₂
• Hexadecimal: 0xC54988A7822A00
• Base-36: F6S8UXXG074

Squares and roots of 55531421686704640

• 55531421686704640 squared (55531421686704640²) is 3083738794546610404550142597529600
• 55531421686704640 cubed (55531421686704640³) is 171244399371618065261218345270309811946828857344000
• The square root of 55531421686704640 is 235651059.1673728081
• The cube root of 55531421686704640 is 381516.1534149313
• Being both a perfect square and a perfect cube, 55531421686704640 is also a perfect sixth number.

Scales and comparisons

• 55,531,421,686,704,640 seconds is equal to 1,765,727,439 years, 34 weeks, 6 days, 13 hours, 30 minutes, 40 seconds.
• To count from 1 to 55,531,421,686,704,640 would take you about five billion, two hundred ninety-seven million, one hundred eighty-two thousand, three hundred nineteen 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 55531421686704640 cubic inches would be around 31793 feet tall.

Recreational maths with 55531421686704640

• 55531421686704640 backwards is 04640768612413555
• The number of decimal digits it has is: 17
• The sum of 55531421686704640's digits is 67
• More coming soon!