1390972212

Names of 1390972212

• Cardinal: 1390972212 can be written as One billion, three hundred ninety million, nine hundred seventy-two thousand, two hundred twelve.

Scientific notation

• Scientific notation: 1.390972212 × 10⁹

Factors of 1390972212

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2306

Divisors of 1390972212

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 49 63 84 98 126 147 196 252 294 421 441 588 842 882 1263 1684 1764 1873 2526 2947 3746 3789 5052 5619 5894 7492 7578 8841 11238 11788 13111 15156 16857 17682 20629 22476 26222 26523 33714 35364 39333 41258 52444 53046 61887 67428 78666 82516 91777 106092 117999 123774 157332 183554 185661 235998 247548 275331 367108 371322 471996 550662 742644 788533 825993 1101324 1577066 1651986 2365599 3154132 3303972 4731198 5519731 7096797 9462396 11039462 14193594 16559193 22078924 28387188 33118386 38638117 49677579 66236772 77276234 99355158 115914351 154552468 198710316 231828702 347743053 463657404 695486106 1390972212
• Sum of all divisors σ(n): 4102024836
• Sum of proper divisors (its aliquot sum) s(n): 2711052624
• 1390972212 is an abundant number, because the sum of its proper divisors (2711052624) is greater than itself. Its abundance is 1320080412

Bases of 1390972212

• Binary: 1010010111010001000110100110100₂
• Hexadecimal: 0x52E88D34
• Base-36: N05D10

Squares and roots of 1390972212

• 1390972212 squared (1390972212²) is 1934803694556172944
• 1390972212 cubed (1390972212³) is 2691258174802572238170232128
• The square root of 1390972212 is 37295.7398639575
• The cube root of 1390972212 is 1116.2791628293

Scales and comparisons

• 1,390,972,212 seconds is equal to 44 years, 11 weeks, 6 days, 5 hours, 10 minutes, 12 seconds.
• To count from 1 to 1,390,972,212 would take you about eighty-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 1390972212 cubic inches would be around 93 feet tall.

Recreational maths with 1390972212

• 1390972212 backwards is 2122790931
• 1390972212 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1390972212's digits is 36
• More coming soon!