2143311872

Names of 2143311872

• Cardinal: 2143311872 can be written as Two billion, one hundred forty-three million, three hundred eleven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 2.143311872 × 10⁹

Factors of 2143311872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 257

Divisors of 2143311872

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 13 16 19 26 32 38 52 64 76 104 128 152 208 223 247 256 304 361 416 446 494 512 608 722 832 892 988 1024 1216 1444 1664 1784 1976 2048 2432 2888 2899 3328 3568 3952 4237 4693 4864 5776 5798 6656 7136 7904 8474 9386 9728 11552 11596 13312 14272 15808 16948 18772 19456 23104 23192 26624 28544 31616 33896 37544 38912 46208 46384 55081 57088 63232 67792 75088 80503 92416 92768 110162 114176 126464 135584 150176 161006 184832 185536 220324 228352 252928 271168 300352 322012 369664 371072 440648 456704 505856 542336 600704 644024 739328 742144 881296 1046539 1084672 1201408 1288048 1484288 1762592 2093078 2169344 2402816 2576096 2968576 3525184 4186156 4338688 4805632 5152192 5937152 7050368 8372312 8677376 9611264 10304384 14100736 16744624 20608768 28201472 33489248 41217536 56402944 66978496 82435072 112805888 133956992 164870144 267913984 535827968 1071655936 2143311872
• Sum of all divisors σ(n): 4892771520
• Sum of proper divisors (its aliquot sum) s(n): 2749459648
• 2143311872 is an abundant number, because the sum of its proper divisors (2749459648) is greater than itself. Its abundance is 606147776

Bases of 2143311872

• Binary: 1111111110000000101100000000000₂
• Hexadecimal: 0x7FC05800
• Base-36: ZG2M0W

Squares and roots of 2143311872

• 2143311872 squared (2143311872²) is 4593785780656144384
• 2143311872 cubed (2143311872³) is 9845915601105102207973326848
• The square root of 2143311872 is 46295.9163641893
• The cube root of 2143311872 is 1289.3231775949

Scales and comparisons

• 2,143,311,872 seconds is equal to 68 years, 7 weeks, 5 days, 20 hours, 24 minutes, 32 seconds.
• To count from 1 to 2,143,311,872 would take you about one hundred thirty-six 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 2143311872 cubic inches would be around 107.4 feet tall.

Recreational maths with 2143311872

• 2143311872 backwards is 2781133412
• 2143311872 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2143311872's digits is 32
• More coming soon!