1438039980

Names of 1438039980

• Cardinal: 1438039980 can be written as One billion, four hundred thirty-eight million, thirty-nine thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.43803998 × 10⁹

Factors of 1438039980

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 304

Divisors of 1438039980

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 81 90 108 117 130 135 156 162 180 195 234 243 260 270 281 324 351 390 405 468 486 540 562 585 702 729 780 810 843 972 1053 1124 1170 1215 1404 1405 1458 1620 1686 1755 2106 2187 2340 2430 2529 2810 2916 3159 3372 3510 3645 3653 4212 4215 4374 4860 5058 5265 5620 6318 6561 7020 7290 7306 7587 8430 8748 9477 10116 10530 10935 10959 12636 12645 13122 14580 14612 15174 15795 16860 18265 18954 19683 21060 21870 21918 22761 25290 26244 28431 30348 31590 32805 32877 36530 37908 37935 39366 43740 43836 45522 47385 50580 54795 56862 63180 65610 65754 68283 73060 75870 78732 85293 91044 94770 98415 98631 109590 113724 113805 131220 131508 136566 142155 151740 164385 170586 189540 196830 197262 204849 219180 227610 255879 273132 284310 295893 328770 341172 341415 393660 394524 409698 426465 455220 493155 511758 568620 591786 614547 657540 682830 819396 852930 887679 986310 1023516 1024245 1183572 1229094 1279395 1365660 1479465 1705860 1775358 1843641 1972620 2048490 2458188 2558790 2663037 2958930 3072735 3550716 3687282 4096980 4438395 5117580 5326074 5530923 5917860 6145470 7374564 7989111 8876790 9218205 10652148 11061846 12290940 13315185 15978222 17753580 18436410 22123692 23967333 26630370 27654615 31956444 36872820 39945555 47934666 53260740 55309230 71901999 79891110 95869332 110618460 119836665 143803998 159782220 239673330 287607996 359509995 479346660 719019990 1438039980
• Sum of all divisors σ(n): 4895551584
• Sum of proper divisors (its aliquot sum) s(n): 3457511604
• 1438039980 is an abundant number, because the sum of its proper divisors (3457511604) is greater than itself. Its abundance is 2019471624

Bases of 1438039980

• Binary: 1010101101101101011111110101100₂
• Hexadecimal: 0x55B6BFAC
• Base-36: NS66R0

Squares and roots of 1438039980

• 1438039980 squared (1438039980²) is 2067958984078400400
• 1438039980 cubed (1438039980³) is 2973807696104923229647992000
• The square root of 1438039980 is 37921.4975970095
• The cube root of 1438039980 is 1128.7306549593

Scales and comparisons

• 1,438,039,980 seconds is equal to 45 years, 37 weeks, 4 days, 23 hours, 33 minutes.
• To count from 1 to 1,438,039,980 would take you about ninety-one 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 1438039980 cubic inches would be around 94.1 feet tall.

Recreational maths with 1438039980

• 1438039980 backwards is 0899308341
• 1438039980 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1438039980's digits is 45
• More coming soon!