15382100428

Names of 15382100428

• Cardinal: 15382100428 can be written as Fifteen billion, three hundred eighty-two million, one hundred thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 1.5382100428 × 10¹⁰

Factors of 15382100428

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 149

Divisors of 15382100428

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 31 37 62 74 79 124 148 158 316 961 1147 1369 1922 2294 2449 2738 2923 3844 4588 4898 5476 5846 9796 11692 35557 42439 50653 71114 75919 84878 90613 101306 108151 142228 151838 169756 181226 202612 216302 303676 362452 432604 1315609 1570243 2631218 2809003 3140486 3352681 4001587 5262436 5618006 6280972 6705362 8003174 11236012 13410724 16006348 48677533 97355066 103933111 124049197 194710132 207866222 248098394 415732444 496196788 3845525107 7691050214 15382100428
• Sum of all divisors σ(n): 28949524800
• Sum of proper divisors (its aliquot sum) s(n): 13567424372
• 15382100428 is a deficient number, because the sum of its proper divisors (13567424372) is less than itself. Its deficiency is 1814676056

Bases of 15382100428

• Binary: 1110010100110110000011100111001100₂
• Hexadecimal: 0x394D839CC
• Base-36: 72E3SNG

Squares and roots of 15382100428

• 15382100428 squared (15382100428²) is 236609013577077783184
• 15382100428 cubed (15382100428³) is 3639543609012625979703897602752
• The square root of 15382100428 is 124024.5960606201
• The cube root of 15382100428 is 2486.9776412075

Scales and comparisons

• 15,382,100,428 seconds is equal to 489 years, 5 weeks, 2 days, 13 hours, 40 minutes, 28 seconds.
• To count from 1 to 15,382,100,428 would take you about nine hundred seventy-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 15382100428 cubic inches would be around 207.2 feet tall.

Recreational maths with 15382100428

• 15382100428 backwards is 82400128351
• The number of decimal digits it has is: 11
• The sum of 15382100428's digits is 34
• More coming soon!