12748839480

Names of 12748839480

• Cardinal: 12748839480 can be written as Twelve billion, seven hundred forty-eight million, eight hundred thirty-nine thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.274883948 × 10¹⁰

Factors of 12748839480

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 222

Divisors of 12748839480

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 27 30 36 39 40 45 52 54 60 65 72 78 81 90 104 108 117 120 130 135 156 162 169 180 195 199 216 234 243 260 270 312 324 338 351 360 390 398 405 468 486 507 520 540 585 597 648 676 702 729 780 796 810 845 936 972 995 1014 1053 1080 1170 1194 1215 1352 1404 1458 1521 1560 1592 1620 1690 1755 1791 1944 1990 2028 2106 2197 2340 2388 2430 2535 2587 2808 2916 2985 3042 3159 3240 3380 3510 3582 3645 3980 4056 4212 4394 4563 4680 4776 4860 5070 5174 5265 5373 5832 5970 6084 6318 6591 6760 7020 7164 7290 7605 7761 7960 8424 8788 8955 9126 9477 9720 10140 10348 10530 10746 10985 11940 12168 12636 12935 13182 13689 14040 14328 14580 15210 15522 15795 16119 17576 17910 18252 18954 19773 20280 20696 21060 21492 21970 22815 23283 23880 25272 25870 26364 26865 27378 29160 30420 31044 31590 32238 32955 33631 35820 36504 37908 38805 39546 41067 42120 42984 43940 45630 46566 47385 48357 51740 52728 53730 54756 59319 60840 62088 63180 64476 65910 67262 68445 69849 71640 75816 77610 79092 80595 82134 87880 91260 93132 94770 96714 98865 100893 103480 107460 109512 116415 118638 123201 126360 128952 131820 134524 136890 139698 145071 155220 158184 161190 164268 168155 177957 182520 186264 189540 193428 197730 201786 205335 209547 214920 232830 237276 241785 246402 263640 269048 273780 279396 290142 296595 302679 310440 322380 328536 336310 349245 355914 379080 386856 395460 403572 410670 419094 437203 465660 474552 483570 492804 504465 533871 547560 558792 580284 593190 605358 616005 628641 644760 672620 698490 711828 725355 790920 807144 821340 838188 874406 889785 908037 931320 967140 985608 1008930 1047735 1067742 1160568 1186380 1210716 1232010 1257282 1311609 1345240 1396980 1423656 1450710 1513395 1601613 1642680 1676376 1748812 1779570 1816074 1885923 1934280 2017860 2095470 2135484 2186015 2372760 2421432 2464020 2514564 2623218 2669355 2724111 2793960 2901420 3026790 3143205 3203226 3497624 3559140 3632148 3771846 3934827 4035720 4190940 4270968 4372030 4540185 4928040 5029128 5246436 5338710 5448222 5802840 6053580 6286410 6406452 6558045 7118280 7264296 7543692 7869654 8008065 8172333 8381880 8744060 9080370 9429615 10492872 10677420 10896444 11804481 12107160 12572820 12812904 13116090 13620555 15087384 15739308 16016130 16344666 17488120 18160740 18859230 19674135 21354840 21792888 23608962 24516999 25145640 26232180 27241110 31478616 32032260 32689332 35413443 36321480 37718460 39348270 40861665 47217924 49033998 52464360 54482220 59022405 64064520 65378664 70826886 75436920 78696540 81723330 94435848 98067996 106240329 108964440 118044810 122584995 141653772 157393080 163446660 177067215 196135992 212480658 236089620 245169990 283307544 318720987 326893320 354134430 424961316 472179240 490339980 531201645 637441974 708268860 849922632 980679960 1062403290 1274883948 1416537720 1593604935 2124806580 2549767896 3187209870 4249613160 6374419740 12748839480
• Sum of all divisors σ(n): 46824120000
• Sum of proper divisors (its aliquot sum) s(n): 34075280520
• 12748839480 is an abundant number, because the sum of its proper divisors (34075280520) is greater than itself. Its abundance is 21326441040

Bases of 12748839480

• Binary: 1011110111111000111101101000111000₂
• Hexadecimal: 0x2F7E3DA38
• Base-36: 5UUBVI0

Squares and roots of 12748839480

• 12748839480 squared (12748839480²) is 162532908086806670400
• 12748839480 cubed (12748839480³) is 2072105955416292146722867392000
• The square root of 12748839480 is 112910.7589204855
• The cube root of 12748839480 is 2336.0934818841

Scales and comparisons

• 12,748,839,480 seconds is equal to 405 years, 19 weeks, 3 days, 18 minutes.
• To count from 1 to 12,748,839,480 would take you about eight hundred ten 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 12748839480 cubic inches would be around 194.7 feet tall.

Recreational maths with 12748839480

• 12748839480 backwards is 08493884721
• 12748839480 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12748839480's digits is 54
• More coming soon!