21398627494609400

Names of 21398627494609400

• Cardinal: 21398627494609400 can be written as Twenty-one quadrillion, three hundred ninety-eight trillion, six hundred twenty-seven billion, four hundred ninety-four million, six hundred nine thousand, four hundred.

Scientific notation

• Scientific notation: 2.13986274946094 × 10¹⁶

Factors of 21398627494609400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1059905

Divisors of 21398627494609400

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 73 100 140 146 175 200 280 292 350 365 511 584 700 730 1022 1400 1460 1825 2044 2555 2920 3650 4088 5110 7300 10220 12775 14600 20440 25550 51100 102200 262657 525314 797161 1050628 1313285 1594322 1838599 2101256 2626570 3188644 3677198 3985805 5253140 5580127 6377288 6566425 7354396 7971610 9192995 10506280 11160254 13132850 14708792 15943220 18385990 19173961 19929025 22320508 26265700 27900635 31886440 36771980 38347922 39858050 44641016 45964975 52531400 55801270 58192753 73543960 76695844 79716100 91929950 95869805 111602540 116385506 134217727 139503175 153391688 159432200 183859900 191739610 223205080 232771012 268435454 279006350 290963765 367719800 383479220 407349271 465542024 479349025 536870908 558012700 581927530 671088635 766958440 814698542 958698050 1073741816 1116025400 1163855060 1342177270 1454818825 1629397084 1917396100 2036746355 2327710120 2684354540 2909637650 3258794168 3355443175 3834792200 4073492710 5368709080 5819275300 6710886350 8146985420 10183731775 11638550600 13421772700 16293970840 20367463550 26843545400 40734927100 81469854200 209379916777 418759833554 837519667108 1046899583885 1465659417439 1675039334216 2093799167770 2931318834878 4187598335540 5234497919425 5862637669756 7328297087195 8375196671080 10468995838850 11725275339512 14656594174390 15284733924721 20937991677700 29313188348780 30569467849442 36641485435975 41875983355400 58626376697560 61138935698884 73282970871950 76423669623605 106993137473047 122277871397768 146565941743900 152847339247210 213986274946094 293131883487800 305694678494420 382118348118025 427972549892188 534965687365235 611389356988840 764236696236050 855945099784376 1069931374730470 1528473392472100 2139862749460940 2674828436826175 3056946784944200 4279725498921880 5349656873652350 10699313747304700 21398627494609400
• Sum of all divisors σ(n): 57638395237346880
• Sum of proper divisors (its aliquot sum) s(n): 36239767742737480
• 21398627494609400 is an abundant number, because the sum of its proper divisors (36239767742737480) is greater than itself. Its abundance is 14841140248128080

Bases of 21398627494609400

• Binary: 1001100000001011111000000110110011111110100000111111000₂
• Hexadecimal: 0x4C05F0367F41F8
• Base-36: 5UP6HRE3N5K

Squares and roots of 21398627494609400

• 21398627494609400 squared (21398627494609400²) is 457901258653053367226058568360000
• 21398627494609400 cubed (21398627494609400³) is 9798458463229478217995986116150134581398584000000
• The square root of 21398627494609400 is 146282697.1812093709
• The cube root of 21398627494609400 is 277627.1743236129

Scales and comparisons

• 21,398,627,494,609,400 seconds is equal to 680,410,164 years, 1 week, 3 days, 3 hours, 3 minutes, 20 seconds.
• To count from 1 to 21,398,627,494,609,400 would take you about two billion, forty-one million, two hundred thirty thousand, four hundred ninety-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 21398627494609400 cubic inches would be around 23135.6 feet tall.

Recreational maths with 21398627494609400

• 21398627494609400 backwards is 00490649472689312
• The number of decimal digits it has is: 17
• The sum of 21398627494609400's digits is 74
• More coming soon!