2742245394

Names of 2742245394

• Cardinal: 2742245394 can be written as Two billion, seven hundred forty-two million, two hundred forty-five thousand, three hundred ninety-four.

Scientific notation

• Scientific notation: 2.742245394 × 10⁹

Factors of 2742245394

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 788

Divisors of 2742245394

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 14 21 29 41 42 58 82 87 89 123 174 178 203 246 267 287 406 534 574 609 617 623 861 1189 1218 1234 1246 1722 1851 1869 2378 2581 3567 3649 3702 3738 4319 5162 7134 7298 7743 8323 8638 10947 12957 15486 16646 17893 18067 21894 24969 25297 25543 25914 35786 36134 49938 50594 51086 53679 54201 54913 75891 76629 105821 107358 108402 109826 125251 151782 153258 164739 177079 211642 250502 317463 329478 354158 375753 384391 531237 634926 733613 740747 751506 768782 1062474 1153173 1467226 1481494 1592477 2200839 2222241 2251433 2306346 3184954 4401678 4444482 4502866 4777431 5135291 6754299 9554862 10270582 11147339 13508598 15405873 15760031 22294678 30811746 31520062 33442017 47280093 65291557 66884034 94560186 130583114 195874671 391749342 457040899 914081798 1371122697 2742245394
• Sum of all divisors σ(n): 6727795200
• Sum of proper divisors (its aliquot sum) s(n): 3985549806
• 2742245394 is an abundant number, because the sum of its proper divisors (3985549806) is greater than itself. Its abundance is 1243304412

Bases of 2742245394

• Binary: 10100011011100110101100000010010₂
• Hexadecimal: 0xA3735812
• Base-36: 19CNU36

Squares and roots of 2742245394

• 2742245394 squared (2742245394²) is 7519909800914215236
• 2742245394 cubed (2742245394³) is 20621438014852463720045622984
• The square root of 2742245394 is 52366.4529446095
• The cube root of 2742245394 is 1399.7015339937

Scales and comparisons

• 2,742,245,394 seconds is equal to 87 years, 10 weeks, 22 hours, 49 minutes, 54 seconds.
• To count from 1 to 2,742,245,394 would take you about one hundred seventy-four 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 2742245394 cubic inches would be around 116.6 feet tall.

Recreational maths with 2742245394

• 2742245394 backwards is 4935422472
• 2742245394 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2742245394's digits is 42
• More coming soon!