1338722748

Names of 1338722748

• Cardinal: 1338722748 can be written as One billion, three hundred thirty-eight million, seven hundred twenty-two thousand, seven hundred forty-eight.

Scientific notation

• Scientific notation: 1.338722748 × 10⁹

Factors of 1338722748

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 629

Divisors of 1338722748

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 19 22 27 33 36 38 44 54 57 66 76 99 108 114 127 132 171 198 209 228 254 297 342 381 396 418 467 508 513 594 627 684 762 836 934 1026 1143 1188 1254 1397 1401 1524 1868 1881 2052 2286 2413 2508 2794 2802 3429 3762 4191 4203 4572 4826 5137 5588 5604 5643 6858 7239 7524 8382 8406 8873 9652 10274 11286 12573 12609 13716 14478 15411 16764 16812 17746 20548 21717 22572 25146 25218 26543 26619 28956 30822 35492 37719 43434 46233 50292 50436 53086 53238 59309 61644 65151 75438 79629 79857 86868 92466 97603 106172 106476 118618 130302 138699 150876 159258 159714 177927 184932 195206 237236 238887 239571 260604 277398 292809 318516 319428 355854 390412 477774 479142 533781 554796 585618 652399 711708 716661 878427 955548 958284 1067562 1126871 1171236 1304798 1433322 1601343 1756854 1957197 2135124 2253742 2609596 2635281 2866644 3202686 3380613 3513708 3914394 4507484 5270562 5871591 6405372 6761226 7828788 10141839 10541124 11743182 12395581 13522452 17614773 20283678 23486364 24791162 30425517 35229546 37186743 40567356 49582324 60851034 70459092 74373486 111560229 121702068 148746972 223120458 334680687 446240916 669361374 1338722748
• Sum of all divisors σ(n): 4025548800
• Sum of proper divisors (its aliquot sum) s(n): 2686826052
• 1338722748 is an abundant number, because the sum of its proper divisors (2686826052) is greater than itself. Its abundance is 1348103304

Bases of 1338722748

• Binary: 1001111110010110100100110111100₂
• Hexadecimal: 0x4FCB49BC
• Base-36: M51H30

Squares and roots of 1338722748

• 1338722748 squared (1338722748²) is 1792178596012671504
• 1338722748 cubed (1338722748³) is 2399230254960865438656172992
• The square root of 1338722748 is 36588.5603433641
• The cube root of 1338722748 is 1102.1233773039

Scales and comparisons

• 1,338,722,748 seconds is equal to 42 years, 29 weeks, 3 days, 11 hours, 25 minutes, 48 seconds.
• To count from 1 to 1,338,722,748 would take you about eighty-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 1338722748 cubic inches would be around 91.8 feet tall.

Recreational maths with 1338722748

• 1338722748 backwards is 8472278331
• The number of decimal digits it has is: 10
• The sum of 1338722748's digits is 45
• More coming soon!