12788400528

Names of 12788400528

• Cardinal: 12788400528 can be written as Twelve billion, seven hundred eighty-eight million, four hundred thousand, five hundred twenty-eight.

Scientific notation

• Scientific notation: 1.2788400528 × 10¹⁰

Factors of 12788400528

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 357

Divisors of 12788400528

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 36 38 41 48 53 54 57 72 76 81 82 106 108 114 123 144 152 159 162 164 171 212 216 228 239 246 304 318 324 328 342 369 424 432 456 477 478 492 513 636 648 656 684 717 738 779 848 912 954 956 984 1007 1026 1107 1272 1296 1368 1431 1434 1476 1539 1558 1908 1912 1968 2014 2052 2151 2173 2214 2337 2544 2736 2862 2868 2952 3021 3078 3116 3321 3816 3824 4028 4104 4293 4302 4346 4428 4541 4674 5724 5736 5904 6042 6156 6232 6453 6519 6642 7011 7632 8056 8208 8586 8604 8692 8856 9063 9082 9348 9799 11448 11472 12084 12312 12464 12667 12906 13038 13284 13623 14022 16112 17172 17208 17384 17712 18126 18164 18696 19359 19557 19598 21033 22896 24168 24624 25334 25812 26076 26568 27189 27246 28044 29397 34344 34416 34768 36252 36328 37392 38001 38718 39114 39196 40869 41287 42066 48336 50668 51624 52152 53136 54378 54492 56088 58671 58794 63099 68688 72504 72656 76002 77436 78228 78392 81567 81738 82574 84132 88191 101336 103248 104304 108756 108984 112176 114003 117342 117588 122607 123861 126198 145008 152004 154872 156456 156784 163134 163476 165148 168264 176013 176382 186181 202672 217512 217968 228006 234684 235176 240673 245214 247722 252396 264573 304008 309744 312912 326268 326952 330296 336528 342009 352026 352764 367821 371583 372362 435024 456012 469368 470352 481346 490428 495444 504792 519347 529146 558543 608016 652536 653904 660592 684018 704052 705528 722019 735642 743166 744724 793719 912024 938736 962692 980856 990888 1009584 1026027 1038694 1058292 1114749 1117086 1305072 1368036 1408104 1411056 1444038 1471284 1486332 1489448 1558041 1587438 1675629 1824048 1925384 1961712 1981776 2052054 2077388 2116584 2166057 2229498 2234172 2736072 2816208 2888076 2942568 2972664 2978896 3116082 3174876 3344247 3351258 3850768 4104108 4154776 4233168 4332114 4458996 4468344 4674123 5026887 5472144 5776152 5885136 5945328 6232164 6349752 6498171 6688494 6702516 8208216 8309552 8664228 8917992 8936688 9348246 9867593 10053774 11552304 12464328 12699504 12996342 13376988 13405032 14022369 15080661 16416432 17328456 17835984 18696492 19494513 19735186 20107548 24928656 25992684 26753976 26810064 28044738 29602779 30161322 34656912 37392984 38989026 39470372 40215096 42067107 51985368 53507952 56089476 59205558 60322644 74785968 77978052 78940744 80430192 84134214 88808337 103970736 112178952 118411116 120645288 155956104 157881488 168268428 177616674 224357904 236822232 241290576 266425011 311912208 336536856 355233348 473644464 532850022 673073712 710466696 799275033 1065700044 1420933392 1598550066 2131400088 3197100132 4262800176 6394200264 12788400528
• Sum of all divisors σ(n): 40834886400
• Sum of proper divisors (its aliquot sum) s(n): 28046485872
• 12788400528 is an abundant number, because the sum of its proper divisors (28046485872) is greater than itself. Its abundance is 15258085344

Bases of 12788400528

• Binary: 1011111010001111111000000110010000₂
• Hexadecimal: 0x2FA3F8190
• Base-36: 5VHVT00

Squares and roots of 12788400528

• 12788400528 squared (12788400528²) is 163543188064550678784
• 12788400528 cubed (12788400528³) is 2091455792595503198644063997952
• The square root of 12788400528 is 113085.8104626747
• The cube root of 12788400528 is 2338.5073715629

Scales and comparisons

• 12,788,400,528 seconds is equal to 406 years, 32 weeks, 5 days, 21 hours, 28 minutes, 48 seconds.
• To count from 1 to 12,788,400,528 would take you about eight hundred thirteen 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 12788400528 cubic inches would be around 194.9 feet tall.

Recreational maths with 12788400528

• 12788400528 backwards is 82500488721
• The number of decimal digits it has is: 11
• The sum of 12788400528's digits is 45
• More coming soon!