139188224

Names of 139188224

• Cardinal: 139188224 can be written as One hundred thirty-nine million, one hundred eighty-eight thousand, two hundred twenty-four.

Scientific notation

• Scientific notation: 1.39188224 × 10⁸

Factors of 139188224

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 101

Divisors of 139188224

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 38 49 56 64 73 76 98 112 128 133 146 152 196 224 256 266 292 304 392 448 511 512 532 584 608 784 896 931 1022 1024 1064 1168 1216 1387 1568 1792 1862 2044 2048 2128 2336 2432 2774 3136 3577 3584 3724 4088 4256 4672 4864 5548 6272 7154 7168 7448 8176 8512 9344 9709 9728 11096 12544 14308 14336 14896 16352 17024 18688 19418 19456 22192 25088 28616 29792 32704 34048 37376 38836 38912 44384 50176 57232 59584 65408 67963 68096 74752 77672 88768 100352 114464 119168 130816 135926 136192 149504 155344 177536 228928 238336 261632 271852 272384 310688 355072 457856 476672 523264 543704 621376 710144 915712 953344 1046528 1087408 1242752 1420288 1831424 1906688 2174816 2485504 2840576 3662848 4349632 4971008 7325696 8699264 9942016 17398528 19884032 34797056 69594112 139188224
• Sum of all divisors σ(n): 345454200
• Sum of proper divisors (its aliquot sum) s(n): 206265976
• 139188224 is an abundant number, because the sum of its proper divisors (206265976) is greater than itself. Its abundance is 67077752

Bases of 139188224

• Binary: 1000010010111101100000000000₂
• Hexadecimal: 0x84BD800
• Base-36: 2AVABK

Squares and roots of 139188224

• 139188224 squared (139188224²) is 19373361700274176
• 139188224 cubed (139188224³) is 2696543807970782870503424
• The square root of 139188224 is 11797.8058977083
• The cube root of 139188224 is 518.2438588839

Scales and comparisons

• 139,188,224 seconds is equal to 4 years, 22 weeks, 23 hours, 23 minutes, 44 seconds.
• To count from 1 to 139,188,224 would take you about 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 139188224 cubic inches would be around 43.2 feet tall.

Recreational maths with 139188224

• 139188224 backwards is 422881931
• 139188224 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 139188224's digits is 38
• More coming soon!