1399351872

Names of 1399351872

• Cardinal: 1399351872 can be written as One billion, three hundred ninety-nine million, three hundred fifty-one thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.399351872 × 10⁹

Factors of 1399351872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 25241

Divisors of 1399351872

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 96 102 136 192 204 272 289 408 544 578 816 867 1088 1156 1632 1734 2312 3264 3468 4624 6936 9248 13872 18496 25219 27744 50438 55488 75657 100876 151314 201752 302628 403504 428723 605256 807008 857446 1210512 1286169 1614016 1714892 2421024 2572338 3429784 4842048 5144676 6859568 7288291 10289352 13719136 14576582 20578704 21864873 27438272 29153164 41157408 43729746 58306328 82314816 87459492 116612656 174918984 233225312 349837968 466450624 699675936 1399351872
• Sum of all divisors σ(n): 3933210320
• Sum of proper divisors (its aliquot sum) s(n): 2533858448
• 1399351872 is an abundant number, because the sum of its proper divisors (2533858448) is greater than itself. Its abundance is 1134506576

Bases of 1399351872

• Binary: 1010011011010000110101001000000₂
• Hexadecimal: 0x53686A40
• Base-36: N54YTC

Squares and roots of 1399351872

• 1399351872 squared (1399351872²) is 1958185661669904384
• 1399351872 cubed (1399351872³) is 2740190771381339345811406848
• The square root of 1399351872 is 37407.9118904009
• The cube root of 1399351872 is 1118.5162836187

Scales and comparisons

• 1,399,351,872 seconds is equal to 44 years, 25 weeks, 5 days, 4 hours, 51 minutes, 12 seconds.
• To count from 1 to 1,399,351,872 would take you about eighty-eight 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 1399351872 cubic inches would be around 93.2 feet tall.

Recreational maths with 1399351872

• 1399351872 backwards is 2781539931
• 1399351872 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1399351872's digits is 48
• More coming soon!