381386812072

Names of 381386812072

• Cardinal: 381386812072 can be written as Three hundred eighty-one billion, three hundred eighty-six million, eight hundred twelve thousand and seventy-two.

Scientific notation

• Scientific notation: 3.81386812072 × 10¹¹

Factors of 381386812072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2586

Divisors of 381386812072

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 7 8 14 28 49 56 98 191 196 343 359 382 392 686 718 764 1337 1372 1436 1528 2027 2513 2674 2744 2872 4054 5026 5348 8108 9359 10052 10696 14189 16216 17591 18718 20104 28378 35182 37436 56756 65513 68569 70364 74872 99323 113512 123137 131026 137138 140728 198646 246274 262052 274276 387157 397292 479983 492548 524104 548552 695261 727693 774314 794584 959966 985096 1390522 1455386 1548628 1919932 2710099 2781044 2910772 3097256 3359881 3839864 5093851 5420198 5562088 5821544 6719762 10187702 10840396 13439524 18970693 20375404 21680792 23519167 26879048 35656957 37941386 40750808 47038334 71313914 75882772 94076668 132794851 138989363 142627828 151765544 188153336 249598699 265589702 277978726 285255656 499197398 531179404 555957452 972925541 998394796 1062358808 1111914904 1945851082 1996789592 3891702164 6810478787 7783404328 13620957574 27241915148 47673351509 54483830296 95346703018 190693406036 381386812072
• Sum of all divisors σ(n): 841052160000
• Sum of proper divisors (its aliquot sum) s(n): 459665347928
• 381386812072 is an abundant number, because the sum of its proper divisors (459665347928) is greater than itself. Its abundance is 78278535856

Bases of 381386812072

• Binary: 101100011001100011011001110101010101000₂
• Hexadecimal: 0x58CC6CEAA8
• Base-36: 4V7FUZL4

Squares and roots of 381386812072

• 381386812072 squared (381386812072²) is 145455900422443044933184
• 381386812072 cubed (381386812072³) is 55474962159177830989055698004597248
• The square root of 381386812072 is 617565.2290017631
• The cube root of 381386812072 is 7251.9570591217

Scales and comparisons

• 381,386,812,072 seconds is equal to 12,126 years, 47 weeks, 6 days, 5 hours, 7 minutes, 52 seconds.
• To count from 1 to 381,386,812,072 would take you about twenty-four thousand, two hundred fifty-three 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 381386812072 cubic inches would be around 604.3 feet tall.

Recreational maths with 381386812072

• 381386812072 backwards is 270218683183
• 381386812072 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 381386812072's digits is 49
• More coming soon!