138828284725

Names of 138828284725

• Cardinal: 138828284725 can be written as One hundred thirty-eight billion, eight hundred twenty-eight million, two hundred eighty-four thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 1.38828284725 × 10¹¹

Factors of 138828284725

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 191

Divisors of 138828284725

• Number of divisors d(n): 108
• Complete list of divisors:
  1 5 13 25 41 59 65 73 205 295 325 365 533 767 949 1025 1475 1681 1825 2419 2665 2993 3481 3835 4307 4745 8405 12095 13325 14965 17405 19175 21535 21853 23725 31447 38909 42025 45253 55991 60475 74825 87025 99179 107675 109265 122713 142721 157235 176587 194545 226265 254113 279955 495895 546325 613565 713605 786175 882935 972725 1131325 1270565 1289327 1399775 1595269 1855373 2295631 2479475 3067825 3303469 3568025 4414675 5851561 6352825 6446635 7240067 7976345 9276865 10418633 11478155 16517345 29257805 32233175 36200335 39881725 46384325 52093165 57390775 76070293 82586725 94120871 135442229 146289025 181001675 260465825 380351465 427163953 470604355 677211145 1901757325 2135819765 2353021775 3386055725 5553131389 10679098825 27765656945 138828284725
• Sum of all divisors σ(n): 195944308588
• Sum of proper divisors (its aliquot sum) s(n): 57116023863
• 138828284725 is a deficient number, because the sum of its proper divisors (57116023863) is less than itself. Its deficiency is 81712260862

Bases of 138828284725

• Binary: 10000001010010110011111000001100110101₂
• Hexadecimal: 0x2052CF8335
• Base-36: 1RRYRY2D

Squares and roots of 138828284725

• 138828284725 squared (138828284725²) is 19273292639685668325625
• 138828284725 cubed (138828284725³) is 2675678158170528796811781513578125
• The square root of 138828284725 is 372596.6783601269
• The cube root of 138828284725 is 5177.9674887585

Scales and comparisons

• 138,828,284,725 seconds is equal to 4,414 years, 16 weeks, 20 hours, 25 minutes, 25 seconds.
• To count from 1 to 138,828,284,725 would take you about eight thousand, eight hundred twenty-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 138828284725 cubic inches would be around 431.5 feet tall.

Recreational maths with 138828284725

• 138828284725 backwards is 527482828831
• The number of decimal digits it has is: 12
• The sum of 138828284725's digits is 58
• More coming soon!