138513425792

Names of 138513425792

• Cardinal: 138513425792 can be written as One hundred thirty-eight billion, five hundred thirteen million, four hundred twenty-five thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 1.38513425792 × 10¹¹

Factors of 138513425792

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 399

Divisors of 138513425792

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 32 34 49 53 56 64 68 98 106 112 119 127 128 136 193 196 212 224 238 254 272 371 386 392 424 448 476 508 544 742 772 784 833 848 889 896 901 952 1016 1088 1351 1484 1544 1568 1666 1696 1778 1802 1904 2032 2159 2176 2597 2702 2968 3088 3136 3281 3332 3392 3556 3604 3808 4064 4318 5194 5404 5936 6176 6223 6272 6307 6562 6664 6731 6784 7112 7208 7616 8128 8636 9457 10229 10388 10808 11872 12352 12446 12614 13124 13328 13462 14224 14416 15113 15232 16256 17272 18914 20458 20776 21616 22967 23744 24511 24704 24892 25228 26248 26656 26924 28448 28832 30226 34544 37828 40916 41552 43232 44149 45934 47117 47488 49022 49784 50456 52496 53312 53848 56896 57664 60452 69088 71603 75656 81832 83104 86464 88298 91868 94234 98044 99568 100912 104992 105791 106624 107696 113792 114427 115328 120904 138176 143206 151312 160769 163664 166208 171577 172928 173893 176596 183736 188468 196088 199136 201824 209984 211582 215392 228854 241808 276352 286412 302624 321538 327328 329819 332416 343154 347786 353192 367472 376936 392176 398272 403648 416687 419968 423164 430784 457708 483616 501221 572824 605248 643076 654656 659638 686308 695572 706384 734944 753872 784352 796544 800989 807296 833374 846328 861568 915416 967232 1002442 1145648 1201039 1210496 1217251 1286152 1299083 1309312 1319276 1372616 1391144 1412768 1469888 1507744 1568704 1601978 1666748 1692656 1830832 1934464 2004884 2291296 2402078 2434502 2572304 2598166 2638552 2745232 2782288 2825536 2916809 2939776 3015488 3137408 3203956 3333496 3385312 3661664 4009768 4582592 4804156 4869004 5144608 5196332 5277104 5490464 5564576 5606923 5651072 5833618 6030976 6407912 6666992 6770624 7323328 8019536 8520757 9093581 9165184 9608312 9738008 10289216 10392664 10554208 10980928 11129152 11213846 11667236 12815824 13333984 13541248 14646656 16039072 17041514 18187162 19216624 19476016 20417663 20578432 20785328 21108416 21961856 22084411 22258304 22427692 23334472 25631648 26667968 32078144 34083028 36374324 38433248 38952032 40835326 41570656 42216832 44168822 44855384 46668944 51263296 53335936 63655067 64156288 68166056 72748648 76866496 77904064 81670652 83141312 88337644 89710768 93337888 102526592 127310134 136332112 145497296 153732992 154590877 155808128 163341304 166282624 176675288 179421536 186675776 254620268 272664224 290994592 309181754 326682608 353350576 358843072 373351552 509240536 545328448 581989184 618363508 653365216 706701152 717686144 1018481072 1082136139 1090656896 1163978368 1236727016 1306730432 1413402304 2036962144 2164272278 2473454032 2613460864 2826804608 4073924288 4328544556 4946908064 8147848576 8657089112 9893816128 17314178224 19787632256 34628356448 69256712896 138513425792
• Sum of all divisors σ(n): 350826992640
• Sum of proper divisors (its aliquot sum) s(n): 212313566848
• 138513425792 is an abundant number, because the sum of its proper divisors (212313566848) is greater than itself. Its abundance is 73800141056

Bases of 138513425792

• Binary: 10000001000000000010110010010110000000₂
• Hexadecimal: 0x20400B2580
• Base-36: 1RMRBFCW

Squares and roots of 138513425792

• 138513425792 squared (138513425792²) is 19185969124635890827264
• 138513425792 cubed (138513425792³) is 2657514310592856663122045554393088
• The square root of 138513425792 is 372173.9187422999
• The cube root of 138513425792 is 5174.0500272411

Scales and comparisons

• 138,513,425,792 seconds is equal to 4,404 years, 15 weeks, 3 days, 15 hours, 36 minutes, 32 seconds.
• To count from 1 to 138,513,425,792 would take you about eight thousand, eight hundred 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 138513425792 cubic inches would be around 431.2 feet tall.

Recreational maths with 138513425792

• 138513425792 backwards is 297524315831
• The number of decimal digits it has is: 12
• The sum of 138513425792's digits is 50
• More coming soon!