121302690

Names of 121302690

• Cardinal: 121302690 can be written as One hundred twenty-one million, three hundred two thousand, six hundred ninety.

Scientific notation

• Scientific notation: 1.2130269 × 10⁸

Factors of 121302690

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 224

Divisors of 121302690

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 10 15 23 30 31 46 53 62 69 93 106 107 115 138 155 159 186 214 230 265 310 318 321 345 465 530 535 642 690 713 795 930 1070 1219 1426 1590 1605 1643 2139 2438 2461 3210 3286 3317 3565 3657 4278 4922 4929 5671 6095 6634 7130 7314 7383 8215 9858 9951 10695 11342 12190 12305 14766 16430 16585 17013 18285 19902 21390 24610 24645 28355 33170 34026 36570 36915 37789 49290 49755 56710 73830 75578 76291 85065 99510 113367 130433 152582 170130 175801 188945 226734 228873 260866 351602 377890 381455 391299 457746 527403 566835 652165 762910 782598 879005 1054806 1133670 1144365 1304330 1758010 1956495 2288730 2637015 3912990 4043423 5274030 8086846 12130269 20217115 24260538 40434230 60651345 121302690
• Sum of all divisors σ(n): 322486272
• Sum of proper divisors (its aliquot sum) s(n): 201183582
• 121302690 is an abundant number, because the sum of its proper divisors (201183582) is greater than itself. Its abundance is 79880892

Bases of 121302690

• Binary: 111001110101110111010100010₂
• Hexadecimal: 0x73AEEA2
• Base-36: 207XR6

Squares and roots of 121302690

• 121302690 squared (121302690²) is 14714342601236100
• 121302690 cubed (121302690³) is 1784889339111536255109000
• The square root of 121302690 is 11013.7500425605
• The cube root of 121302690 is 495.0208337319

Scales and comparisons

• 121,302,690 seconds is equal to 3 years, 44 weeks, 3 days, 23 hours, 11 minutes, 30 seconds.
• To count from 1 to 121,302,690 would take you about five 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 121302690 cubic inches would be around 41.3 feet tall.

Recreational maths with 121302690

• 121302690 backwards is 096203121
• The number of decimal digits it has is: 9
• The sum of 121302690's digits is 24
• More coming soon!