85121139136

Names of 85121139136

• Cardinal: 85121139136 can be written as Eighty-five billion, one hundred twenty-one million, one hundred thirty-nine thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 8.5121139136 × 10¹⁰

Factors of 85121139136

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3668

Divisors of 85121139136

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 8 11 16 22 32 37 44 64 74 88 148 176 296 352 407 592 704 814 1184 1628 1741 1877 2368 3256 3482 3754 6512 6964 7508 13024 13928 15016 19151 20647 26048 27856 30032 38302 41294 55712 60064 64417 69449 76604 82588 111424 120128 128834 138898 153208 165176 257668 277796 306416 330352 515336 555592 612832 660704 708587 763939 1030672 1111184 1225664 1321408 1417174 1527878 2061344 2222368 2834348 3055756 3267857 4122688 4444736 5668696 6111512 6535714 11337392 12223024 13071428 22674784 24446048 26142856 35946427 45349568 48892096 52285712 71892854 104571424 120910709 143785708 209142848 241821418 287571416 483642836 575142832 967285672 1150285664 1330017799 1934571344 2300571328 2660035598 3869142688 5320071196 7738285376 10640142392 21280284784 42560569568 85121139136
• Sum of all divisors σ(n): 189457718112
• Sum of proper divisors (its aliquot sum) s(n): 104336578976
• 85121139136 is an abundant number, because the sum of its proper divisors (104336578976) is greater than itself. Its abundance is 19215439840

Bases of 85121139136

• Binary: 1001111010001100111011000000111000000₂
• Hexadecimal: 0x13D19D81C0
• Base-36: 133QXFB4

Squares and roots of 85121139136

• 85121139136 squared (85121139136²) is 7245608327810270826496
• 85121139136 cubed (85121139136³) is 616754434596498361232007731347456
• The square root of 85121139136 is 291755.2726790041
• The cube root of 85121139136 is 4398.9174185107

Scales and comparisons

• 85,121,139,136 seconds is equal to 2,706 years, 30 weeks, 4 days, 8 hours, 52 minutes, 16 seconds.
• To count from 1 to 85,121,139,136 would take you about five thousand, four hundred thirteen 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 85121139136 cubic inches would be around 366.6 feet tall.

Recreational maths with 85121139136

• 85121139136 backwards is 63193112158
• The number of decimal digits it has is: 11
• The sum of 85121139136's digits is 40
• More coming soon!