21998962713

Names of 21998962713

• Cardinal: 21998962713 can be written as Twenty-one billion, nine hundred ninety-eight million, nine hundred sixty-two thousand, seven hundred thirteen.

Scientific notation

• Scientific notation: 2.1998962713 × 10¹⁰

Factors of 21998962713

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 722

Divisors of 21998962713

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 13 21 39 61 91 169 183 273 307 331 427 507 793 921 993 1183 1281 2149 2317 2379 3549 3991 4303 5551 6447 6951 10309 11973 12909 16653 18727 20191 27937 30121 30927 51883 55939 56181 60573 72163 83811 90363 101617 131089 141337 155649 167817 216489 243451 262483 304851 363181 391573 393267 424011 711319 730353 787449 1089543 1174719 1321021 1704157 1837381 2133957 3164863 3412279 3963063 5112471 5512143 6198637 9247147 9494589 10236837 17173273 18595911 22154041 23885953 27741441 43390459 51519819 66462123 71657859 80582281 120212911 130171377 241746843 360638733 564075967 1047569653 1692227901 3142708959 7332987571 21998962713
• Sum of all divisors σ(n): 37126290432
• Sum of proper divisors (its aliquot sum) s(n): 15127327719
• 21998962713 is a deficient number, because the sum of its proper divisors (15127327719) is less than itself. Its deficiency is 6871634994

Bases of 21998962713

• Binary: 10100011111001111011000100000011001₂
• Hexadecimal: 0x51F3D8819
• Base-36: A3TM49L

Squares and roots of 21998962713

• 21998962713 squared (21998962713²) is 483954360447964320369
• 21998962713 cubed (21998962713³) is 10646493930288529060552017401097
• The square root of 21998962713 is 148320.4730069319
• The cube root of 21998962713 is 2801.9952917969

Scales and comparisons

• 21,998,962,713 seconds is equal to 699 years, 25 weeks, 6 days, 14 hours, 58 minutes, 33 seconds.
• To count from 1 to 21,998,962,713 would take you about one thousand, three hundred ninety-eight 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 21998962713 cubic inches would be around 233.5 feet tall.

Recreational maths with 21998962713

• 21998962713 backwards is 31726989912
• The number of decimal digits it has is: 11
• The sum of 21998962713's digits is 57
• More coming soon!