1145368818

Names of 1145368818

• Cardinal: 1145368818 can be written as One billion, one hundred forty-five million, three hundred sixty-eight thousand, eight hundred eighteen.

Scientific notation

• Scientific notation: 1.145368818 × 10⁹

Factors of 1145368818

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 347

Divisors of 1145368818

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 9 11 18 22 33 37 61 66 74 99 111 121 122 183 198 222 233 242 333 363 366 407 466 549 666 671 699 726 814 1089 1098 1221 1342 1398 2013 2097 2178 2257 2442 2563 3663 4026 4194 4477 4514 5126 6039 6771 7326 7381 7689 8621 8954 12078 13431 13542 14213 14762 15378 17242 20313 22143 23067 24827 25863 26862 28193 28426 40293 40626 42639 44286 46134 49654 51726 56386 66429 74481 77589 80586 84579 85278 94831 127917 132858 148962 155178 156343 169158 189662 223443 253737 255834 273097 284493 312686 446886 469029 507474 525881 546194 568986 819291 853479 938058 1043141 1051762 1407087 1577643 1638582 1706958 1719773 2086282 2457873 2814174 3129423 3155286 3439546 4732929 4915746 5159319 5784691 6258846 9388269 9465858 10318638 11569382 15477957 17354073 18776538 30955914 34708146 52062219 63631601 104124438 127263202 190894803 381789606 572684409 1145368818
• Sum of all divisors σ(n): 2859613848
• Sum of proper divisors (its aliquot sum) s(n): 1714245030
• 1145368818 is an abundant number, because the sum of its proper divisors (1714245030) is greater than itself. Its abundance is 568876212

Bases of 1145368818

• Binary: 1000100010001001111000011110010₂
• Hexadecimal: 0x4444F0F2
• Base-36: IXX88I

Squares and roots of 1145368818

• 1145368818 squared (1145368818²) is 1311869729246717124
• 1145368818 cubed (1145368818³) is 1502574681157292422696239432
• The square root of 1145368818 is 33843.2979775907
• The cube root of 1145368818 is 1046.2812723447

Scales and comparisons

• 1,145,368,818 seconds is equal to 36 years, 21 weeks, 5 days, 14 hours, 18 seconds.
• To count from 1 to 1,145,368,818 would take you about seventy-two 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 1145368818 cubic inches would be around 87.2 feet tall.

Recreational maths with 1145368818

• 1145368818 backwards is 8188635411
• The number of decimal digits it has is: 10
• The sum of 1145368818's digits is 45
• More coming soon!