138635670400

Names of 138635670400

• Cardinal: 138635670400 can be written as One hundred thirty-eight billion, six hundred thirty-five million, six hundred seventy thousand, four hundred.

Scientific notation

• Scientific notation: 1.386356704 × 10¹¹

Factors of 138635670400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 276

Divisors of 138635670400

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 31 32 40 50 62 64 80 100 101 124 128 137 155 160 200 202 248 274 310 320 400 404 496 505 548 620 640 685 775 800 808 992 1010 1096 1240 1370 1550 1600 1616 1984 2020 2192 2480 2525 2740 3100 3131 3200 3232 3425 3968 4040 4247 4384 4960 5050 5480 6200 6262 6464 6850 8080 8494 8768 9920 10100 10201 10960 12400 12524 12928 13700 13837 15655 16160 16988 17536 19840 20200 20402 21235 21920 24800 25048 27400 27674 31310 32320 33976 40400 40804 42470 43840 49600 50096 51005 54800 55348 62620 64640 67952 69185 78275 80800 81608 84940 87680 99200 100192 102010 106175 109600 110696 125240 135904 138370 156550 161600 163216 169880 200384 204020 212350 219200 221392 250480 255025 271808 276740 313100 316231 323200 326432 339760 345925 400768 408040 424700 428947 438400 442784 500960 510050 543616 553480 626200 632462 652864 679520 691850 816080 849400 857894 885568 1001920 1020100 1106960 1252400 1264924 1305728 1359040 1383700 1397537 1581155 1632160 1698800 1715788 1771136 2003840 2040200 2144735 2213920 2504800 2529848 2718080 2767400 2795074 3162310 3264320 3397600 3431576 4080400 4289470 4427840 5009600 5059696 5534800 5590148 6324620 6528640 6795200 6863152 6987685 7905775 8160800 8578940 8855680 10019200 10119392 10723675 11069600 11180296 12649240 13590400 13726304 13975370 15811550 16321600 17157880 20238784 21447350 22139200 22360592 25298480 27452608 27950740 31623100 32643200 34315760 34938425 40477568 42894700 43323647 44278400 44721184 50596960 54905216 55901480 63246200 68631520 69876850 85789400 86647294 89442368 101193920 111802960 126492400 137263040 139753700 171578800 173294588 178884736 202387840 216618235 223605920 252984800 274526080 279507400 343157600 346589176 433236470 447211840 505969600 559014800 686315200 693178352 866472940 894423680 1011939200 1083091175 1118029600 1372630400 1386356704 1732945880 2166182350 2236059200 2772713408 3465891760 4332364700 4472118400 5545426816 6931783520 8664729400 13863567040 17329458800 27727134080 34658917600 69317835200 138635670400
• Sum of all divisors σ(n): 359662069440
• Sum of proper divisors (its aliquot sum) s(n): 221026399040
• 138635670400 is an abundant number, because the sum of its proper divisors (221026399040) is greater than itself. Its abundance is 82390728640

Bases of 138635670400

• Binary: 10000001000111010101000111001110000000₂
• Hexadecimal: 0x2047547380
• Base-36: 1ROS3JWG

Squares and roots of 138635670400

• 138635670400 squared (138635670400²) is 19219849107257436160000
• 138635670400 cubed (138635670400³) is 2664556665971476167426801664000000
• The square root of 138635670400 is 372338.1130102047
• The cube root of 138635670400 is 5175.5716937863

Scales and comparisons

• 138,635,670,400 seconds is equal to 4,408 years, 9 weeks, 4 days, 12 hours, 26 minutes, 40 seconds.
• To count from 1 to 138,635,670,400 would take you about eight thousand, eight hundred sixteen 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 138635670400 cubic inches would be around 431.3 feet tall.

Recreational maths with 138635670400

• 138635670400 backwards is 004076536831
• The number of decimal digits it has is: 12
• The sum of 138635670400's digits is 43
• More coming soon!