8205472164

Names of 8205472164

• Cardinal: 8205472164 can be written as Eight billion, two hundred five million, four hundred seventy-two thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 8.205472164 × 10⁹

Factors of 8205472164

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 42846

Divisors of 8205472164

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 12 19 29 38 57 58 76 87 114 116 174 228 348 551 841 1102 1653 1682 2204 2523 3306 3364 5046 6612 10092 15979 31958 42793 47937 63916 85586 95874 128379 171172 191748 256758 513516 813067 1240997 1626134 2439201 2481994 3252268 3722991 4878402 4963988 7445982 9756804 14891964 23578943 35988913 47157886 70736829 71977826 94315772 107966739 141473658 143955652 215933478 282947316 431866956 683789347 1367578694 2051368041 2735157388 4102736082 8205472164
• Sum of all divisors σ(n): 20873201440
• Sum of proper divisors (its aliquot sum) s(n): 12667729276
• 8205472164 is an abundant number, because the sum of its proper divisors (12667729276) is greater than itself. Its abundance is 4462257112

Bases of 8205472164

• Binary: 111101001000101011001000110100100₂
• Hexadecimal: 0x1E91591A4
• Base-36: 3RPBQUC

Squares and roots of 8205472164

• 8205472164 squared (8205472164²) is 67329773434178842896
• 8205472164 cubed (8205472164³) is 552472581722581181580857146944
• The square root of 8205472164 is 90584.0613132355
• The cube root of 8205472164 is 2016.9781438101

Scales and comparisons

• 8,205,472,164 seconds is equal to 260 years, 47 weeks, 1 day, 17 hours, 49 minutes, 24 seconds.
• To count from 1 to 8,205,472,164 would take you about five hundred twenty-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 8205472164 cubic inches would be around 168.1 feet tall.

Recreational maths with 8205472164

• 8205472164 backwards is 4612745028
• The number of decimal digits it has is: 10
• The sum of 8205472164's digits is 39
• More coming soon!