20291432704

Names of 20291432704

• Cardinal: 20291432704 can be written as Twenty billion, two hundred ninety-one million, four hundred thirty-two thousand, seven hundred four.

Scientific notation

• Scientific notation: 2.0291432704 × 10¹⁰

Factors of 20291432704

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 338

Divisors of 20291432704

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 4 8 16 29 32 58 64 116 128 232 256 307 464 614 841 928 1228 1682 1856 2456 3364 3712 4912 6728 7424 8903 9824 13456 17806 19648 26912 35612 39296 53824 71224 78592 94249 107648 142448 188498 215296 258187 284896 376996 516374 569792 753992 1032748 1139584 1507984 2065496 2279168 2733221 3015968 4130992 5466442 6031936 8261984 10932884 12063872 16523968 21865768 24127744 33047936 43731536 66095872 79263409 87463072 158526818 174926144 317053636 349852288 634107272 699704576 1268214544 2536429088 5072858176 10145716352 20291432704
• Sum of all divisors σ(n): 42085524117
• Sum of proper divisors (its aliquot sum) s(n): 21794091413
• 20291432704 is an abundant number, because the sum of its proper divisors (21794091413) is greater than itself. Its abundance is 1502658709

Bases of 20291432704

• Binary: 10010111001011101101011000100000000₂
• Hexadecimal: 0x4B976B100
• Base-36: 9BKZTOG

Squares and roots of 20291432704

• 20291432704 squared (20291432704²) is 411742241180960751616
• 20291432704 cubed (20291432704³) is 8354839978317602577481323249664
• 20291432704 is a perfect square number. Its square root is 142448
• The cube root of 20291432704 is 2727.5385912207

Scales and comparisons

• 20,291,432,704 seconds is equal to 645 years, 10 weeks, 4 days, 13 hours, 5 minutes, 4 seconds.
• To count from 1 to 20,291,432,704 would take you about one thousand, two hundred ninety 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 20291432704 cubic inches would be around 227.3 feet tall.

Recreational maths with 20291432704

• 20291432704 backwards is 40723419202
• The number of decimal digits it has is: 11
• The sum of 20291432704's digits is 34
• More coming soon!