28474068672

Names of 28474068672

• Cardinal: 28474068672 can be written as Twenty-eight billion, four hundred seventy-four million, sixty-eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.8474068672 × 10¹⁰

Factors of 28474068672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 587

Divisors of 28474068672

• Number of divisors d(n): 560
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 32 34 36 42 48 51 54 56 63 64 68 72 81 84 96 101 102 108 112 119 126 136 144 153 162 168 189 192 202 204 216 224 238 252 272 288 303 306 324 336 357 378 404 408 432 448 457 459 476 504 544 567 576 606 612 648 672 707 714 756 808 816 864 909 914 918 952 1008 1071 1088 1134 1212 1224 1296 1344 1371 1377 1414 1428 1512 1616 1632 1717 1728 1818 1828 1836 1904 2016 2121 2142 2268 2424 2448 2592 2727 2742 2754 2828 2856 3024 3199 3213 3232 3264 3434 3636 3656 3672 3808 4032 4113 4242 4284 4536 4848 4896 5151 5184 5454 5484 5508 5656 5712 6048 6363 6398 6426 6464 6868 7272 7312 7344 7616 7769 8181 8226 8484 8568 9072 9597 9639 9696 9792 10302 10908 10968 11016 11312 11424 12019 12096 12339 12726 12796 12852 13736 14544 14624 14688 15453 15538 16362 16452 16968 17136 18144 19089 19194 19278 19392 20604 21816 21936 22032 22624 22848 23307 24038 24678 25452 25592 25704 27472 28791 29088 29248 29376 30906 31076 32724 32904 33936 34272 36057 36288 37017 38178 38388 38556 41208 43632 43872 44064 45248 46157 46359 46614 48076 49356 50904 51184 51408 54383 54944 57267 57582 58176 61812 62152 65448 65808 67872 68544 69921 72114 74034 76356 76776 77112 82416 86373 87264 87744 88128 92314 92718 93228 96152 98712 101808 102368 102816 108171 108766 109888 114534 115164 123624 124304 130896 131616 135744 138471 139077 139842 144228 148068 152712 153552 154224 163149 164832 172746 174528 184628 185436 186456 192304 197424 203616 204736 205632 209763 216342 217532 229068 230328 247248 248608 259119 261792 263232 276942 278154 279684 288456 296136 305424 307104 308448 323099 324513 326298 329664 345492 369256 370872 372912 384608 394848 407232 415413 419526 432684 435064 458136 460656 489447 494496 497216 518238 523584 553884 556308 559368 576912 592272 610848 614208 616896 629289 646198 649026 652596 690984 738512 741744 745824 769216 784669 789696 830826 839052 865368 870128 916272 921312 969297 973539 978894 988992 1036476 1107768 1112616 1118736 1153824 1184544 1221696 1246239 1258578 1292396 1298052 1305192 1381968 1468341 1477024 1483488 1491648 1569338 1661652 1678104 1730736 1740256 1832544 1842624 1938594 1947078 1957788 2072952 2215536 2225232 2237472 2307648 2354007 2369088 2492478 2517156 2584792 2596104 2610384 2763936 2907891 2936682 2954048 2966976 3138676 3323304 3356208 3461472 3480512 3665088 3738717 3877188 3894156 3915576 4145904 4405023 4431072 4450464 4474944 4708014 4984956 5034312 5169584 5192208 5220768 5492683 5527872 5815782 5873364 6277352 6646608 6712416 6922944 7062021 7477434 7754376 7788312 7831152 8291808 8723673 8810046 8862144 8900928 9416028 9969912 10068624 10339168 10384416 10441536 10985366 11631564 11746728 12554704 13293216 13424832 14124042 14954868 15508752 15576624 15662304 16478049 16583616 17447346 17620092 18832056 19939824 20137248 20678336 20768832 21186063 21970732 23263128 23493456 25109408 26171019 26586432 28248084 29909736 31017504 31153248 31324608 32956098 34894692 35240184 37664112 39879648 40274496 42372126 43941464 46526256 46986912 49434147 50218816 52342038 56496168 59819472 62035008 62306496 63558189 65912196 69789384 70480368 75328224 79759296 84744252 87882928 93052512 93973824 98868294 104684076 112992336 119638944 127116378 131824392 139578768 140960736 148302441 150656448 169488504 175765856 186105024 197736588 209368152 225984672 239277888 254232756 263648784 279157536 281921472 296604882 338977008 351531712 395473176 418736304 444907323 451969344 508465512 527297568 558315072 593209764 677954016 790946352 837472608 889814646 1016931024 1054595136 1186419528 1355908032 1581892704 1674945216 1779629292 2033862048 2372839056 3163785408 3559258584 4067724096 4745678112 7118517168 9491356224 14237034336 28474068672
• Sum of all divisors σ(n): 103375407168
• Sum of proper divisors (its aliquot sum) s(n): 74901338496
• 28474068672 is an abundant number, because the sum of its proper divisors (74901338496) is greater than itself. Its abundance is 46427269824

Bases of 28474068672

• Binary: 11010100001001011111100111011000000₂
• Hexadecimal: 0x6A12FCEC0
• Base-36: D2WQ400

Squares and roots of 28474068672

• 28474068672 squared (28474068672²) is 810772586737771843584
• 28474068672 cubed (28474068672³) is 23085994312146391930478858600448
• The square root of 28474068672 is 168742.6107182179
• The cube root of 28474068672 is 3053.6306731447

Scales and comparisons

• 28,474,068,672 seconds is equal to 905 years, 20 weeks, 23 hours, 31 minutes, 12 seconds.
• To count from 1 to 28,474,068,672 would take you about one thousand, 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 28474068672 cubic inches would be around 254.5 feet tall.

Recreational maths with 28474068672

• 28474068672 backwards is 27686047482
• 28474068672 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28474068672's digits is 54
• More coming soon!