21435198080

Names of 21435198080

• Cardinal: 21435198080 can be written as Twenty-one billion, four hundred thirty-five million, one hundred ninety-eight thousand and eighty.

Scientific notation

• Scientific notation: 2.143519808 × 10¹⁰

Factors of 21435198080

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 283

Divisors of 21435198080

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 8 10 16 19 20 32 38 40 64 76 80 95 128 152 160 190 257 304 320 361 380 514 608 640 722 760 1028 1216 1285 1444 1520 1805 2056 2432 2570 2888 3040 3610 4112 4883 5140 5776 6080 6859 7220 8224 9766 10280 11552 12160 13718 14440 16448 19532 20560 23104 24415 27436 28880 32896 34295 39064 41120 46208 48830 54872 57760 68590 78128 82240 92777 97660 109744 115520 130321 137180 156256 164480 185554 195320 219488 231040 260642 274360 312512 371108 390640 438976 463885 521284 548720 625024 651605 742216 781280 877952 927770 1042568 1097440 1303210 1484432 1562560 1762763 1855540 2085136 2194880 2606420 2968864 3125120 3525526 3711080 4170272 4389760 5212840 5937728 7051052 7422160 8340544 8813815 10425680 11875456 14102104 14844320 16681088 17627630 20851360 28204208 29688640 33492497 35255260 41702720 56408416 59377280 66984994 70510520 83405440 112816832 133969988 141021040 167462485 225633664 267939976 282042080 334924970 535879952 564084160 669849940 1071759904 1128168320 1339699880 2143519808 2679399760 4287039616 5358799520 10717599040 21435198080
• Sum of all divisors σ(n): 54300829140
• Sum of proper divisors (its aliquot sum) s(n): 32865631060
• 21435198080 is an abundant number, because the sum of its proper divisors (32865631060) is greater than itself. Its abundance is 11430432980

Bases of 21435198080

• Binary: 10011111101101000110010101010000000₂
• Hexadecimal: 0x4FDA32A80
• Base-36: 9UHYOOW

Squares and roots of 21435198080

• 21435198080 squared (21435198080²) is 459467716728835686400
• 21435198080 cubed (21435198080³) is 9848781519447922585756762112000
• The square root of 21435198080 is 146407.6435163137
• The cube root of 21435198080 is 2777.8524069029

Scales and comparisons

• 21,435,198,080 seconds is equal to 681 years, 29 weeks, 5 days, 13 hours, 41 minutes, 20 seconds.
• To count from 1 to 21,435,198,080 would take you about one thousand, three hundred sixty-three 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 21435198080 cubic inches would be around 231.5 feet tall.

Recreational maths with 21435198080

• 21435198080 backwards is 08089153412
• The number of decimal digits it has is: 11
• The sum of 21435198080's digits is 41
• More coming soon!