1272833028

Names of 1272833028

• Cardinal: 1272833028 can be written as One billion, two hundred seventy-two million, eight hundred thirty-three thousand and twenty-eight.

Scientific notation

• Scientific notation: 1.272833028 × 10⁹

Factors of 1272833028

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 65

Divisors of 1272833028

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 18 19 27 36 38 41 54 57 76 81 82 108 114 123 162 164 171 228 243 246 324 342 369 486 492 513 684 738 779 972 1026 1107 1476 1539 1558 1681 2052 2214 2337 3078 3116 3321 3362 4428 4617 4674 5043 6156 6642 6724 7011 9234 9348 9963 10086 13284 14022 15129 18468 19926 20172 21033 28044 30258 31939 39852 42066 45387 60516 63099 63878 68921 84132 90774 95817 126198 127756 136161 137842 181548 189297 191634 206763 252396 272322 275684 287451 378594 383268 408483 413526 544644 574902 620289 757188 816966 827052 862353 1149804 1240578 1309499 1633932 1724706 1860867 2481156 2587059 2618998 3449412 3721734 3928497 5174118 5237996 5582601 7443468 7761177 7856994 10348236 11165202 11785491 15522354 15713988 16747803 22330404 23570982 31044708 33495606 35356473 47141964 66991212 70712946 106069419 141425892 212138838 318208257 424277676 636416514 1272833028
• Sum of all divisors σ(n): 3600018240
• Sum of proper divisors (its aliquot sum) s(n): 2327185212
• 1272833028 is an abundant number, because the sum of its proper divisors (2327185212) is greater than itself. Its abundance is 1054352184

Bases of 1272833028

• Binary: 1001011110111011110010000000100₂
• Hexadecimal: 0x4BDDE404
• Base-36: L1T890

Squares and roots of 1272833028

• 1272833028 squared (1272833028²) is 1620103917167648784
• 1272833028 cubed (1272833028³) is 2062121774563159585379237952
• The square root of 1272833028 is 35676.7855614825
• The cube root of 1272833028 is 1083.7367781339

Scales and comparisons

• 1,272,833,028 seconds is equal to 40 years, 24 weeks, 3 days, 20 hours, 43 minutes, 48 seconds.
• To count from 1 to 1,272,833,028 would take you about eighty 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 1272833028 cubic inches would be around 90.3 feet tall.

Recreational maths with 1272833028

• 1272833028 backwards is 8203382721
• 1272833028 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1272833028's digits is 36
• More coming soon!