1540897020

Names of 1540897020

• Cardinal: 1540897020 can be written as One billion, five hundred forty million, eight hundred ninety-seven thousand and twenty.

Scientific notation

• Scientific notation: 1.54089702 × 10⁹

Factors of 1540897020

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 52

Divisors of 1540897020

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 29 30 36 39 45 52 54 58 60 65 78 81 87 90 108 116 117 130 135 145 156 162 174 180 195 234 243 260 261 270 290 324 348 351 377 390 405 435 468 486 522 540 580 585 702 754 780 783 810 841 870 972 1044 1053 1131 1170 1215 1305 1404 1508 1566 1620 1682 1740 1755 1885 2106 2262 2340 2349 2430 2523 2610 3132 3159 3364 3393 3510 3770 3915 4205 4212 4524 4698 4860 5046 5220 5265 5655 6318 6786 7020 7047 7540 7569 7830 8410 9396 10092 10179 10530 10933 11310 11745 12615 12636 13572 14094 15138 15660 15795 16820 16965 20358 21060 21866 22620 22707 23490 24389 25230 28188 30276 30537 31590 32799 33930 35235 37845 40716 43732 45414 46980 48778 50460 50895 54665 61074 63180 65598 67860 68121 70470 73167 75690 90828 91611 97556 98397 101790 109330 113535 121945 122148 131196 136242 140940 146334 151380 152685 163995 183222 196794 203580 204363 218660 219501 227070 243890 272484 292668 295191 305370 317057 327990 340605 365835 366444 393588 408726 439002 454140 458055 487780 491985 590382 610740 634114 655980 658503 681210 731670 817452 878004 885573 916110 951171 983970 1021815 1097505 1180764 1268228 1317006 1362420 1463340 1475955 1585285 1771146 1832220 1902342 1967940 1975509 2043630 2195010 2634012 2656719 2853513 2951910 3170570 3292515 3542292 3804684 3951018 4087260 4390020 4427865 4755855 5313438 5707026 5903820 5926527 6341140 6585030 7902036 8560539 8855730 9511710 9877545 10626876 11414052 11853054 13170060 13283595 14267565 17121078 17711460 19023420 19755090 23706108 25681617 26567190 28535130 29632635 34242156 39510180 42802695 51363234 53134380 57070260 59265270 77044851 85605390 102726468 118530540 128408085 154089702 171210780 256816170 308179404 385224255 513632340 770448510 1540897020
• Sum of all divisors σ(n): 5406448320
• Sum of proper divisors (its aliquot sum) s(n): 3865551300
• 1540897020 is an abundant number, because the sum of its proper divisors (3865551300) is greater than itself. Its abundance is 2324654280

Bases of 1540897020

• Binary: 1011011110110000011100011111100₂
• Hexadecimal: 0x5BD838FC
• Base-36: PHERR0

Squares and roots of 1540897020

• 1540897020 squared (1540897020²) is 2374363626244880400
• 1540897020 cubed (1540897020³) is 3658649836077129998616408000
• The square root of 1540897020 is 39254.2611699673
• The cube root of 1540897020 is 1155.0245230077

Scales and comparisons

• 1,540,897,020 seconds is equal to 48 years, 51 weeks, 5 days, 10 hours, 57 minutes.
• To count from 1 to 1,540,897,020 would take you about ninety-seven 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 1540897020 cubic inches would be around 96.3 feet tall.

Recreational maths with 1540897020

• 1540897020 backwards is 0207980451
• 1540897020 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1540897020's digits is 36
• More coming soon!