20747123264

Names of 20747123264

• Cardinal: 20747123264 can be written as Twenty billion, seven hundred forty-seven million, one hundred twenty-three thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 2.0747123264 × 10¹⁰

Factors of 20747123264

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 467

Divisors of 20747123264

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 38 56 64 73 76 112 133 146 152 173 193 224 266 292 304 346 386 448 511 532 584 608 692 772 1022 1064 1168 1211 1216 1351 1384 1387 1544 2044 2128 2336 2422 2702 2768 2774 3088 3287 3667 4088 4256 4672 4844 5404 5536 5548 6176 6574 7334 8176 8512 9688 9709 10808 11072 11096 12352 12629 13148 14089 14668 16352 19376 19418 21616 22192 23009 25258 25669 26296 28178 29336 32704 33389 38752 38836 43232 44384 46018 50516 51338 52592 56356 58672 66778 77504 77672 86464 88403 88768 92036 98623 101032 102676 105184 112712 117344 133556 155344 176806 184072 197246 202064 205352 210368 225424 233723 234688 239951 267112 267691 310688 353612 368144 394492 404128 410704 450848 467446 479902 534224 535382 621376 634391 707224 736288 788984 808256 821408 901696 934892 959804 1068448 1070764 1268782 1414448 1472576 1577968 1642816 1679657 1869784 1873837 1919608 2136896 2141528 2437397 2537564 2828896 3155936 3359314 3739568 3747674 3839216 4283056 4440737 4874794 5075128 5657792 6311872 6718628 7479136 7495348 7678432 8566112 8881474 9749588 10150256 13437256 14958272 14990696 15356864 17061779 17132224 17762948 19499176 20300512 26874512 29981392 34123558 35525896 38998352 40601024 46310543 53749024 59962784 68247116 71051792 77996704 92621086 107498048 119925568 136494232 142103584 155993408 185242172 272988464 284207168 324173801 370484344 545976928 648347602 740968688 1091953856 1296695204 1481937376 2593390408 2963874752 5186780816 10373561632 20747123264
• Sum of all divisors σ(n): 50758222080
• Sum of proper divisors (its aliquot sum) s(n): 30011098816
• 20747123264 is an abundant number, because the sum of its proper divisors (30011098816) is greater than itself. Its abundance is 9263975552

Bases of 20747123264

• Binary: 10011010100100111111111101001000000₂
• Hexadecimal: 0x4D49FFA40
• Base-36: 9J4AURK

Squares and roots of 20747123264

• 20747123264 squared (20747123264²) is 430443123731610013696
• 20747123264 cubed (20747123264³) is 8930456546200916607327640223744
• The square root of 20747123264 is 144038.6172663429
• The cube root of 20747123264 is 2747.8053350081

Scales and comparisons

• 20,747,123,264 seconds is equal to 659 years, 36 weeks, 17 hours, 47 minutes, 44 seconds.
• To count from 1 to 20,747,123,264 would take you about one thousand, three hundred nineteen 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 20747123264 cubic inches would be around 229 feet tall.

Recreational maths with 20747123264

• 20747123264 backwards is 46232174702
• 20747123264 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20747123264's digits is 38
• More coming soon!