189396768

Names of 189396768

• Cardinal: 189396768 can be written as One hundred eighty-nine million, three hundred ninety-six thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.89396768 × 10⁸

Factors of 189396768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 156

Divisors of 189396768

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 32 33 43 44 48 66 86 88 96 97 129 132 172 176 194 258 264 291 344 352 388 473 516 528 582 688 776 946 1032 1056 1067 1164 1376 1419 1552 1849 1892 2064 2134 2328 2838 3104 3201 3698 3784 4128 4171 4268 4656 5547 5676 6402 7396 7568 8342 8536 9312 11094 11352 12513 12804 14792 15136 16684 17072 20339 22188 22704 25026 25608 29584 33368 34144 40678 44376 45408 45881 50052 51216 59168 61017 66736 81356 88752 91762 100104 102432 122034 133472 137643 162712 177504 179353 183524 200208 244068 275286 325424 358706 367048 400416 488136 538059 550572 650848 717412 734096 976272 1076118 1101144 1434824 1468192 1952544 1972883 2152236 2202288 2869648 3945766 4304472 4404576 5739296 5918649 7891532 8608944 11837298 15783064 17217888 23674596 31566128 47349192 63132256 94698384 189396768
• Sum of all divisors σ(n): 560994336
• Sum of proper divisors (its aliquot sum) s(n): 371597568
• 189396768 is an abundant number, because the sum of its proper divisors (371597568) is greater than itself. Its abundance is 182200800

Bases of 189396768

• Binary: 1011010010011111011100100000₂
• Hexadecimal: 0xB49F720
• Base-36: 34RFHC

Squares and roots of 189396768

• 189396768 squared (189396768²) is 35871135728845824
• 189396768 cubed (189396768³) is 6793877171532723435896832
• The square root of 189396768 is 13762.1498320575
• The cube root of 189396768 is 574.2806560917

Scales and comparisons

• 189,396,768 seconds is equal to 6 years, 1 week, 1 day, 2 hours, 12 minutes, 48 seconds.
• To count from 1 to 189,396,768 would take you about nine 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 189396768 cubic inches would be around 47.9 feet tall.

Recreational maths with 189396768

• 189396768 backwards is 867693981
• The number of decimal digits it has is: 9
• The sum of 189396768's digits is 57
• More coming soon!