1338977640

Names of 1338977640

• Cardinal: 1338977640 can be written as One billion, three hundred thirty-eight million, nine hundred seventy-seven thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.33897764 × 10⁹

Factors of 1338977640

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 269

Divisors of 1338977640

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 13 14 15 20 21 22 24 26 28 30 33 35 39 40 42 44 52 55 56 60 65 66 70 71 77 78 84 88 91 104 105 110 120 130 132 140 142 143 154 156 157 165 168 182 195 210 213 220 231 260 264 273 280 284 286 308 312 314 330 355 364 385 390 420 426 429 440 455 462 471 497 520 546 568 572 616 628 660 710 715 728 770 780 781 785 840 852 858 910 923 924 942 994 1001 1065 1092 1099 1144 1155 1256 1320 1365 1420 1430 1491 1540 1560 1562 1570 1704 1716 1727 1820 1846 1848 1884 1988 2002 2041 2130 2145 2184 2198 2310 2343 2355 2485 2730 2769 2840 2860 2982 3003 3080 3124 3140 3297 3432 3454 3640 3692 3768 3905 3976 4004 4082 4260 4290 4396 4615 4620 4686 4710 4970 5005 5181 5460 5467 5495 5538 5720 5964 6006 6123 6248 6280 6461 6594 6908 7384 7455 7810 8008 8164 8520 8580 8635 8792 9230 9240 9372 9420 9940 10010 10153 10205 10362 10920 10934 10990 11076 11147 11715 11928 12012 12089 12246 12922 13188 13816 13845 14287 14910 15015 15620 16328 16401 16485 17160 17270 18460 18744 18840 19383 19880 20020 20306 20410 20724 21868 21980 22152 22294 22451 23430 24024 24178 24492 25844 25905 26376 27335 27690 28574 29820 30030 30459 30615 31240 32305 32802 32970 33441 34540 36267 36920 38766 40040 40612 40820 41448 42861 43736 43960 44588 44902 46860 48356 48984 50765 51688 51810 54670 55380 55735 57148 59640 60060 60445 60918 61230 64610 65604 65940 66882 67353 69080 71071 71435 72534 77532 78029 81224 81640 82005 85722 89176 89804 93720 96712 96915 101530 103620 109340 110760 111470 112255 114296 120120 120890 121836 122460 122617 129220 131208 131880 133764 134706 142142 142870 144911 145068 152295 155064 156058 157157 164010 167205 171444 179608 181335 193830 203060 207240 213213 214305 218680 222940 224510 234087 241780 243672 244920 245234 258440 267528 269412 284284 285740 289822 290136 304590 312116 314314 328020 334410 336765 342888 355355 362670 367851 387660 390145 406120 426426 428610 434733 445880 449020 468174 471471 483560 490468 538824 568568 571480 579644 609180 613085 624232 628628 656040 668820 673530 710710 724555 725340 735702 775320 780290 785785 852852 857220 858319 869466 898040 936348 942942 980936 1014377 1066065 1159288 1170435 1218360 1226170 1257256 1337640 1347060 1421420 1449110 1450680 1471404 1560580 1571570 1594021 1705704 1714440 1716638 1738932 1839255 1872696 1885884 2028754 2132130 2173665 2340870 2357355 2452340 2574957 2694120 2842840 2898220 2942808 3043131 3121160 3143140 3188042 3433276 3477864 3678510 3771768 4057508 4264260 4291595 4347330 4681740 4714710 4782063 4904680 5071885 5149914 5796440 6086262 6286280 6376084 6866552 7357020 7970105 8115016 8528520 8583190 8694660 9363480 9429420 9564126 10143770 10299828 11158147 12172524 12752168 12874785 14714040 15215655 15940210 17166380 17389320 18858840 19128252 20287540 20599656 22316294 23910315 24345048 25749570 30431310 31880420 33474441 34332760 38256504 40575080 44632588 47820630 51499140 55790735 60862620 63760840 66948882 89265176 95641260 102998280 111581470 121725240 133897764 167372205 191282520 223162940 267795528 334744410 446325880 669488820 1338977640
• Sum of all divisors σ(n): 5504163840
• Sum of proper divisors (its aliquot sum) s(n): 4165186200
• 1338977640 is an abundant number, because the sum of its proper divisors (4165186200) is greater than itself. Its abundance is 2826208560

Bases of 1338977640

• Binary: 1001111110011110010110101101000₂
• Hexadecimal: 0x4FCF2D68
• Base-36: M56XRC

Squares and roots of 1338977640

• 1338977640 squared (1338977640²) is 1792861120419969600
• 1338977640 cubed (1338977640³) is 2400600951867686703879744000
• The square root of 1338977640 is 36592.0433974383
• The cube root of 1338977640 is 1102.1933207395

Scales and comparisons

• 1,338,977,640 seconds is equal to 42 years, 29 weeks, 6 days, 10 hours, 14 minutes.
• To count from 1 to 1,338,977,640 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 1338977640 cubic inches would be around 91.8 feet tall.

Recreational maths with 1338977640

• 1338977640 backwards is 0467798331
• The number of decimal digits it has is: 10
• The sum of 1338977640's digits is 48
• More coming soon!