21346168407785472

Names of 21346168407785472

• Cardinal: 21346168407785472 can be written as Twenty-one quadrillion, three hundred forty-six trillion, one hundred sixty-eight billion, four hundred seven million, seven hundred eighty-five thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.1346168407785472 × 10¹⁶

Factors of 21346168407785472

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 329508

Divisors of 21346168407785472

• Number of divisors d(n): 102
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1024 1536 2048 3072 4096 6144 8192 12288 16384 24576 32768 49152 65536 98304 196608 329503 659006 988509 1318012 1977018 2636024 3954036 5272048 7908072 10544096 15816144 21088192 31632288 42176384 63264576 84352768 126529152 168705536 253058304 337411072 506116608 674822144 1012233216 1349644288 2024466432 2699288576 4048932864 5398577152 8097865728 10797154304 16195731456 21594308608 32391462912 64782925824 108572227009 217144454018 325716681027 434288908036 651433362054 868577816072 1302866724108 1737155632144 2605733448216 3474311264288 5211466896432 6948622528576 10422933792864 13897245057152 20845867585728 27794490114304 41691735171456 55588980228608 83383470342912 111177960457216 166766940685824 222355920914432 333533881371648 444711841828864 667067762743296 889423683657728 1334135525486592 1778847367315456 2668271050973184 3557694734630912 5336542101946368 7115389469261824 10673084203892736 21346168407785472
• Sum of all divisors σ(n): 56922854218861692
• Sum of proper divisors (its aliquot sum) s(n): 35576685811076220
• 21346168407785472 is an abundant number, because the sum of its proper divisors (35576685811076220) is greater than itself. Its abundance is 14230517403290748

Bases of 21346168407785472

• Binary: 1001011110101100011101000100001010000110000000000000000₂
• Hexadecimal: 0x4BD63A21430000
• Base-36: 5U6L2E09CLC

Squares and roots of 21346168407785472

• 21346168407785472 squared (21346168407785472²) is 455658905693538552831583174262784
• 21346168407785472 cubed (21346168407785472³) is 9726571737441512392462956260410744635719625474048
• The square root of 21346168407785472 is 146103279.9350701503
• The cube root of 21346168407785472 is 277400.1194866847

Scales and comparisons

• 21,346,168,407,785,472 seconds is equal to 678,742,127 years, 17 weeks, 2 days, 8 hours, 51 minutes, 12 seconds.
• To count from 1 to 21,346,168,407,785,472 would take you about two billion, thirty-six million, two hundred twenty-six thousand, three hundred eighty-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 21346168407785472 cubic inches would be around 23116.7 feet tall.

Recreational maths with 21346168407785472

• 21346168407785472 backwards is 27458770486164312
• The number of decimal digits it has is: 17
• The sum of 21346168407785472's digits is 75
• More coming soon!