18002297432

Names of 18002297432

• Cardinal: 18002297432 can be written as Eighteen billion, two million, two hundred ninety-seven thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 1.8002297432 × 10¹⁰

Factors of 18002297432

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 19666

Divisors of 18002297432

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 14 23 28 31 46 56 62 92 124 161 184 217 248 322 434 529 644 713 868 1058 1288 1426 1736 2116 2852 3703 4232 4991 5704 7406 9982 14812 16399 19603 19964 29624 32798 39206 39928 65596 78412 114793 131192 137221 156824 229586 274442 450869 459172 548884 607693 901738 918344 1097768 1215386 1803476 2430772 3156083 3606952 4253851 4861544 6312166 8507702 10369987 12624332 13976939 17015404 20739974 25248664 27953878 34030808 41479948 55907756 72589909 82959896 97838573 111815512 145179818 195677146 290359636 321469597 391354292 580719272 642939194 782708584 1285878388 2250287179 2571756776 4500574358 9001148716 18002297432
• Sum of all divisors σ(n): 41629486080
• Sum of proper divisors (its aliquot sum) s(n): 23627188648
• 18002297432 is an abundant number, because the sum of its proper divisors (23627188648) is greater than itself. Its abundance is 5624891216

Bases of 18002297432

• Binary: 10000110001000001010100001001011000₂
• Hexadecimal: 0x431054258
• Base-36: 89Q3PLK

Squares and roots of 18002297432

• 18002297432 squared (18002297432²) is 324082712830193794624
• 18002297432 cubed (18002297432³) is 5834233388938591201021970605568
• The square root of 18002297432 is 134172.6404003439
• The cube root of 18002297432 is 2620.8528890051

Scales and comparisons

• 18,002,297,432 seconds is equal to 572 years, 21 weeks, 4 days, 22 hours, 10 minutes, 32 seconds.
• To count from 1 to 18,002,297,432 would take you about one thousand, one hundred forty-four 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 18002297432 cubic inches would be around 218.4 feet tall.

Recreational maths with 18002297432

• 18002297432 backwards is 23479220081
• The number of decimal digits it has is: 11
• The sum of 18002297432's digits is 38
• More coming soon!