68155521126912

Names of 68155521126912

• Cardinal: 68155521126912 can be written as Sixty-eight trillion, one hundred fifty-five billion, five hundred twenty-one million, one hundred twenty-six thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 6.8155521126912 × 10¹³

Factors of 68155521126912

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 13518

Divisors of 68155521126912

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 243 256 288 324 384 432 486 512 576 648 729 768 864 972 1152 1296 1458 1536 1728 1944 2304 2592 2916 3456 3888 4608 5184 5832 6912 7776 10368 11664 13513 13824 15552 20736 23328 27026 31104 40539 41472 46656 54052 62208 81078 93312 108104 121617 124416 162156 186624 216208 243234 324312 364851 373248 432416 486468 648624 729702 864832 972936 1094553 1297248 1459404 1729664 1945872 2189106 2594496 2918808 3283659 3459328 3891744 4378212 5188992 5837616 6567318 6918656 7783488 8756424 9850977 10377984 11675232 13134636 15566976 17512848 19701954 20755968 23350464 26269272 31133952 35025696 39403908 46700928 52538544 62267904 70051392 78807816 93401856 105077088 140102784 157615632 182601169 186803712 210154176 280205568 315231264 365202338 420308352 547803507 560411136 630462528 730404676 840616704 1095607014 1260925056 1460809352 1643410521 1681233408 2191214028 2521850112 2921618704 3286821042 4382428056 4930231563 5043700224 5843237408 6573642084 8764856112 9860463126 11686474816 13147284168 14790694689 17529712224 19720926252 23372949632 26294568336 29581389378 35059424448 39441852504 44372084067 46745899264 52589136672 59162778756 70118848896 78883705008 88744168134 93491798528 105178273344 118325557512 133116252201 140237697792 157767410016 177488336268 210356546688 236651115024 266232504402 280475395584 315534820032 354976672536 420713093376 473302230048 532465008804 631069640064 709953345072 841426186752 946604460096 1064930017608 1262139280128 1419906690144 1893208920192 2129860035216 2524278560256 2839813380288 3786417840384 4259720070432 5679626760576 7572835680768 8519440140864 11359253521152 17038880281728 22718507042304 34077760563456 68155521126912
• Sum of all divisors σ(n): 204188599034937
• Sum of proper divisors (its aliquot sum) s(n): 136033077908025
• 68155521126912 is an abundant number, because the sum of its proper divisors (136033077908025) is greater than itself. Its abundance is 67877556781113

Bases of 68155521126912

• Binary: 1111011111110010110001101000000101001000000000₂
• Hexadecimal: 0x3DFCB1A05200
• Base-36: O5Q7PK000

Squares and roots of 68155521126912

• 68155521126912 squared (68155521126912²) is 4645175060080947978410655744
• 68155521126912 cubed (68155521126912³) is 316594326945551768867468264020015765782528
• The square root of 68155521126912 is 8255635.7191261777
• The cube root of 68155521126912 is 40847.6441702721

Scales and comparisons

• 68,155,521,126,912 seconds is equal to 2,167,134 years, 39 weeks, 1 day, 1 hour, 55 minutes, 12 seconds.
• To count from 1 to 68,155,521,126,912 would take you about five million, four hundred seventeen thousand, eight hundred thirty-six 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 68155521126912 cubic inches would be around 3404 feet tall.

Recreational maths with 68155521126912

• 68155521126912 backwards is 21962112555186
• 68155521126912 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 68155521126912's digits is 54
• More coming soon!