138276171792

Names of 138276171792

• Cardinal: 138276171792 can be written as One hundred thirty-eight billion, two hundred seventy-six million, one hundred seventy-one thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 1.38276171792 × 10¹¹

Factors of 138276171792

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 119763

Divisors of 138276171792

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 33 36 44 48 54 66 72 81 88 99 108 132 144 162 176 198 216 243 264 297 324 396 432 486 528 594 648 729 792 891 972 1188 1296 1458 1584 1782 1944 2187 2376 2673 2916 3564 3888 4374 4752 5346 5832 6561 7128 8019 8748 10692 11664 13122 14256 16038 17496 21384 24057 26244 32076 34992 42768 48114 52488 64152 72171 96228 104976 119747 128304 144342 192456 239494 288684 359241 384912 478988 577368 718482 957976 1077723 1154736 1317217 1436964 1915952 2155446 2634434 2873928 3233169 3951651 4310892 5268868 5747856 6466338 7903302 8621784 9699507 10537736 11854953 12932676 15806604 17243568 19399014 21075472 23709906 25865352 29098521 31613208 35564859 38798028 47419812 51730704 58197042 63226416 71129718 77596056 87295563 94839624 106694577 116394084 142259436 155192112 174591126 189679248 213389154 232788168 261886689 284518872 320083731 349182252 426778308 465576336 523773378 569037744 640167462 698364504 785660067 853556616 960251193 1047546756 1280334924 1396729008 1571320134 1707113232 1920502386 2095093512 2560669848 2880753579 3142640268 3841004772 4190187024 5121339696 5761507158 6285280536 7682009544 8642260737 11523014316 12570561072 15364019088 17284521474 23046028632 34569042948 46092057264 69138085896 138276171792
• Sum of all divisors σ(n): 438379705296
• Sum of proper divisors (its aliquot sum) s(n): 300103533504
• 138276171792 is an abundant number, because the sum of its proper divisors (300103533504) is greater than itself. Its abundance is 161827361712

Bases of 138276171792

• Binary: 10000000110001111001101111000000010000₂
• Hexadecimal: 0x2031E6F010
• Base-36: 1RIU2900

Squares and roots of 138276171792

• 138276171792 squared (138276171792²) is 19120299685450696491264
• 138276171792 cubed (138276171792³) is 2643881844019904070972072491225088
• The square root of 138276171792 is 371855.0413696175
• The cube root of 138276171792 is 5171.0941991753

Scales and comparisons

• 138,276,171,792 seconds is equal to 4,396 years, 39 weeks, 1 day, 15 hours, 43 minutes, 12 seconds.
• To count from 1 to 138,276,171,792 would take you about eight thousand, seven hundred ninety-three 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 138276171792 cubic inches would be around 430.9 feet tall.

Recreational maths with 138276171792

• 138276171792 backwards is 297171672831
• 138276171792 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138276171792's digits is 54
• More coming soon!