85402009368

Names of 85402009368

• Cardinal: 85402009368 can be written as Eighty-five billion, four hundred two million, nine thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 8.5402009368 × 10¹⁰

Factors of 85402009368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 981140

Divisors of 85402009368

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 31 36 39 52 54 62 72 78 93 104 108 117 124 156 186 216 234 248 279 312 351 372 403 468 558 702 744 806 837 936 1116 1209 1404 1612 1674 2232 2418 2808 3224 3348 3627 4836 6696 7254 9672 10881 14508 21762 29016 43524 87048 981091 1962182 2943273 3924364 5886546 7848728 8829819 11773092 12754183 17659638 23546184 25508366 26489457 30413821 35319276 38262549 51016732 52978914 60827642 70638552 76525098 91241463 102033464 105957828 114787647 121655284 153050196 182482926 211915656 229575294 243310568 273724389 306100392 344362941 364965852 395379673 459150588 547448778 688725882 729931704 790759346 821173167 918301176 1094897556 1186139019 1377451764 1581518692 1642346334 2189795112 2372278038 2754903528 3163037384 3284692668 3558417057 4744556076 6569385336 7116834114 9489112152 10675251171 14233668228 21350502342 28467336456 42701004684 85402009368
• Sum of all divisors σ(n): 263717529600
• Sum of proper divisors (its aliquot sum) s(n): 178315520232
• 85402009368 is an abundant number, because the sum of its proper divisors (178315520232) is greater than itself. Its abundance is 92913510864

Bases of 85402009368

• Binary: 1001111100010010110110011111100011000₂
• Hexadecimal: 0x13E25B3F18
• Base-36: 138E5G60

Squares and roots of 85402009368

• 85402009368 squared (85402009368²) is 7293503204091959759424
• 85402009368 cubed (85402009368³) is 622879828961399563307807474284032
• The square root of 85402009368 is 292236.2218616987
• The cube root of 85402009368 is 4403.7504071959

Scales and comparisons

• 85,402,009,368 seconds is equal to 2,715 years, 27 weeks, 4 hours, 22 minutes, 48 seconds.
• To count from 1 to 85,402,009,368 would take you about five thousand, four hundred thirty-one 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 85402009368 cubic inches would be around 367 feet tall.

Recreational maths with 85402009368

• 85402009368 backwards is 86390020458
• The number of decimal digits it has is: 11
• The sum of 85402009368's digits is 45
• More coming soon!