30551400

Names of 30551400

• Cardinal: 30551400 can be written as Thirty million, five hundred fifty-one thousand, four hundred.

Scientific notation

• Scientific notation: 3.05514 × 10⁷

Factors of 30551400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1564

Divisors of 30551400

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 25 30 33 36 40 44 45 50 55 60 66 72 75 88 90 99 100 110 120 132 150 165 180 198 200 220 225 264 275 300 330 360 396 440 450 495 550 600 660 792 825 900 990 1100 1320 1543 1650 1800 1980 2200 2475 3086 3300 3960 4629 4950 6172 6600 7715 9258 9900 12344 13887 15430 16973 18516 19800 23145 27774 30860 33946 37032 38575 46290 50919 55548 61720 67892 69435 77150 84865 92580 101838 111096 115725 135784 138870 152757 154300 169730 185160 203676 231450 254595 277740 305514 308600 339460 347175 407352 424325 462900 509190 555480 611028 678920 694350 763785 848650 925800 1018380 1222056 1272975 1388700 1527570 1697300 2036760 2545950 2777400 3055140 3394600 3818925 5091900 6110280 7637850 10183800 15275700 30551400
• Sum of all divisors σ(n): 112001760
• Sum of proper divisors (its aliquot sum) s(n): 81450360
• 30551400 is an abundant number, because the sum of its proper divisors (81450360) is greater than itself. Its abundance is 50898960

Bases of 30551400

• Binary: 1110100100010110101101000₂
• Hexadecimal: 0x1D22D68
• Base-36: I6TM0

Squares and roots of 30551400

• 30551400 squared (30551400²) is 933388041960000
• 30551400 cubed (30551400³) is 28516311425136744000000
• The square root of 30551400 is 5527.3320870019
• The cube root of 30551400 is 312.6154027111

Scales and comparisons

• 30,551,400 seconds is equal to 50 weeks, 3 days, 14 hours, 30 minutes.
• To count from 1 to 30,551,400 would take you about twenty-three weeks!

  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 30551400 cubic inches would be around 26.1 feet tall.

Recreational maths with 30551400

• 30551400 backwards is 00415503
• 30551400 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30551400's digits is 18
• More coming soon!