1228457832

Names of 1228457832

• Cardinal: 1228457832 can be written as One billion, two hundred twenty-eight million, four hundred fifty-seven thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 1.228457832 × 10⁹

Factors of 1228457832

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1130

Divisors of 1228457832

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 21 24 28 31 42 49 56 62 84 93 98 124 147 168 186 196 217 248 294 372 392 434 588 651 744 868 961 1087 1176 1302 1519 1736 1922 2174 2604 2883 3038 3261 3844 4348 4557 5208 5766 6076 6522 6727 7609 7688 8696 9114 11532 12152 13044 13454 15218 18228 20181 22827 23064 26088 26908 30436 33697 36456 40362 45654 47089 53263 53816 60872 67394 80724 91308 94178 101091 106526 134788 141267 159789 161448 182616 188356 202182 213052 235879 269576 282534 319578 376712 404364 426104 471758 565068 639156 707637 808728 943516 1044607 1130136 1278312 1415274 1651153 1887032 2089214 2830548 3133821 3302306 4178428 4953459 5661096 6267642 6604612 7312249 8356856 9906918 12535284 13209224 14624498 19813836 21936747 25070568 29248996 39627672 43873494 51185743 58497992 87746988 102371486 153557229 175493976 204742972 307114458 409485944 614228916 1228457832
• Sum of all divisors σ(n): 3694913280
• Sum of proper divisors (its aliquot sum) s(n): 2466455448
• 1228457832 is an abundant number, because the sum of its proper divisors (2466455448) is greater than itself. Its abundance is 1237997616

Bases of 1228457832

• Binary: 1001001001110001100011101101000₂
• Hexadecimal: 0x4938C768
• Base-36: KBE44O

Squares and roots of 1228457832

• 1228457832 squared (1228457832²) is 1509108645002140224
• 1228457832 cubed (1228457832³) is 1853876334291786814935034368
• The square root of 1228457832 is 35049.3627902133
• The cube root of 1228457832 is 1070.9932931359

Scales and comparisons

• 1,228,457,832 seconds is equal to 39 years, 3 weeks, 1 day, 6 hours, 17 minutes, 12 seconds.
• To count from 1 to 1,228,457,832 would take you about seventy-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 1228457832 cubic inches would be around 89.2 feet tall.

Recreational maths with 1228457832

• 1228457832 backwards is 2387548221
• 1228457832 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1228457832's digits is 42
• More coming soon!