21134731272720

Names of 21134731272720

• Cardinal: 21134731272720 can be written as Twenty-one trillion, one hundred thirty-four billion, seven hundred thirty-one million, two hundred seventy-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.113473127272 × 10¹³

Factors of 21134731272720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 37425355

Divisors of 21134731272720

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 39 40 48 52 60 65 78 80 104 120 130 156 181 195 208 240 260 312 362 390 520 543 624 724 780 905 1040 1086 1448 1560 1810 2172 2353 2715 2896 3120 3620 4344 4706 5430 7059 7240 8688 9412 10860 11765 14118 14480 18824 21720 23530 28236 35295 37648 43440 47060 56472 70590 94120 112944 141180 188240 282360 564720 37425151 74850302 112275453 149700604 187125755 224550906 299401208 374251510 449101812 486526963 561377265 598802416 748503020 898203624 973053926 1122754530 1459580889 1497006040 1796407248 1946107852 2245509060 2432634815 2919161778 2994012080 3892215704 4491018120 4865269630 5838323556 6773952331 7297904445 7784431408 8982036240 9730539260 11676647112 13547904662 14595808890 19461078520 20321856993 23353294224 27095809324 29191617780 33869761655 38922157040 40643713986 54191618648 58383235560 67739523310 81287427972 88061380303 101609284965 108383237296 116766471120 135479046620 162574855944 176122760606 203218569930 264184140909 270958093240 325149711888 352245521212 406437139860 440306901515 528368281818 541916186480 704491042424 812874279720 880613803030 1056736563636 1320920704545 1408982084848 1625748559440 1761227606060 2113473127272 2641841409090 3522455212120 4226946254544 5283682818180 7044910424240 10567365636360 21134731272720
• Sum of all divisors σ(n): 70947309748224
• Sum of proper divisors (its aliquot sum) s(n): 49812578475504
• 21134731272720 is an abundant number, because the sum of its proper divisors (49812578475504) is greater than itself. Its abundance is 28677847202784

Bases of 21134731272720

• Binary: 100110011100011010000001001100110001000010000₂
• Hexadecimal: 0x1338D0266210
• Base-36: 7HP5TBF2O

Squares and roots of 21134731272720

• 21134731272720 squared (21134731272720²) is 446676865970088751016198400
• 21134731272720 cubed (21134731272720³) is 9440395528018594686215934003768027648000
• The square root of 21134731272720 is 4597252.5787387405
• The cube root of 21134731272720 is 27648.1181517313

Scales and comparisons

• 21,134,731,272,720 seconds is equal to 672,019 years, 4 weeks, 1 day, 6 hours, 52 minutes.
• To count from 1 to 21,134,731,272,720 would take you about one million, six hundred eighty thousand and forty-seven 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 21134731272720 cubic inches would be around 2304 feet tall.

Recreational maths with 21134731272720

• 21134731272720 backwards is 02727213743112
• The number of decimal digits it has is: 14
• The sum of 21134731272720's digits is 42
• More coming soon!