28975507200

Names of 28975507200

• Cardinal: 28975507200 can be written as Twenty-eight billion, nine hundred seventy-five million, five hundred seven thousand, two hundred.

Scientific notation

• Scientific notation: 2.89755072 × 10¹⁰

Factors of 28975507200

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 387

Divisors of 28975507200

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 25 30 32 34 36 40 45 48 50 51 60 64 68 72 75 80 85 90 96 100 102 120 127 128 136 144 150 153 160 170 180 192 200 204 225 233 240 254 255 256 272 288 300 306 320 340 360 381 384 400 408 425 450 466 480 508 510 544 576 600 612 635 640 680 699 720 762 765 768 800 816 850 900 932 960 1016 1020 1088 1143 1152 1165 1200 1224 1270 1275 1280 1360 1398 1440 1524 1530 1600 1632 1700 1800 1864 1905 1920 2032 2040 2097 2159 2176 2286 2304 2330 2400 2448 2540 2550 2720 2796 2880 3048 3060 3175 3200 3264 3400 3495 3600 3728 3810 3825 3840 3961 4064 4080 4194 4318 4352 4572 4660 4800 4896 5080 5100 5440 5592 5715 5760 5825 6096 6120 6350 6400 6477 6528 6800 6990 7200 7456 7620 7650 7922 8128 8160 8388 8636 9144 9320 9525 9600 9792 10160 10200 10485 10795 10880 11184 11430 11520 11650 11883 12192 12240 12700 12954 13056 13600 13980 14400 14912 15240 15300 15844 16256 16320 16776 17272 17475 18288 18640 19050 19200 19431 19584 19805 20320 20400 20970 21590 21760 22368 22860 23300 23766 24384 24480 25400 25908 27200 27960 28575 28800 29591 29824 30480 30600 31688 32385 32512 32640 33552 34544 34950 35649 36576 37280 38100 38862 39168 39610 40640 40800 41940 43180 44736 45720 46600 47532 48768 48960 50800 51816 52425 53975 54400 55920 57150 57600 59182 59415 59648 60960 61200 63376 64770 65280 67104 69088 69900 71298 73152 74560 76200 77724 79220 81280 81600 83880 86360 88773 89472 91440 93200 95064 97155 97536 97920 99025 101600 103632 104850 107950 108800 111840 114300 118364 118830 121920 122400 126752 129540 134208 138176 139800 142596 146304 147955 149120 152400 155448 158440 161925 162560 163200 167760 172720 177546 178245 178944 182880 186400 190128 194310 195840 198050 203200 207264 209700 215900 223680 228600 236728 237660 243840 244800 253504 259080 266319 268416 276352 279600 285192 292608 295910 297075 298240 304800 310896 316880 323850 326400 335520 345440 355092 356490 365760 372800 380256 388620 396100 406400 414528 419400 431800 443865 447360 457200 473456 475320 485775 487680 489600 503047 507008 518160 532638 536832 552704 559200 570384 591820 594150 609600 621792 633760 647700 671040 690880 710184 712980 731520 739775 745600 760512 777240 792200 812800 829056 838800 863600 887730 891225 894720 914400 946912 950640 971550 979200 1006094 1014016 1036320 1065276 1118400 1140768 1183640 1188300 1219200 1243584 1267520 1295400 1331595 1342080 1381760 1420368 1425960 1463040 1479550 1491200 1509141 1521024 1554480 1584400 1658112 1677600 1727200 1775460 1782450 1828800 1893824 1901280 1943100 2012188 2072640 2130552 2219325 2236800 2281536 2367280 2376600 2438400 2487168 2515235 2535040 2590800 2663190 2684160 2763520 2840736 2851920 2959100 3018282 3042048 3108960 3168800 3355200 3454400 3550920 3564900 3657600 3787648 3802560 3886200 4024376 4145280 4261104 4438650 4473600 4527423 4563072 4734560 4753200 4974336 5030470 5070080 5181600 5326380 5681472 5703840 5918200 6036564 6217920 6337600 6657975 6710400 6908800 7101840 7129800 7315200 7545705 7575296 7605120 7772400 8048752 8290560 8522208 8877300 9054846 9126144 9469120 9506400 10060940 10363200 10652760 11362944 11407680 11836400 12073128 12435840 12576175 12675200 13315950 13420800 13817600 14203680 14259600 15091410 15210240 15544800 16097504 17044416 17754600 18109692 18938240 19012800 20121880 20726400 21305520 22637115 22725888 22815360 23672800 24146256 24871680 25152350 25350400 26631900 28407360 28519200 30182820 31089600 32195008 34088832 35509200 36219384 37728525 37876480 38025600 40243760 41452800 42611040 45274230 45630720 47345600 48292512 50304700 53263800 56814720 57038400 60365640 62179200 64390016 68177664 71018400 72438768 75457050 76051200 80487520 85222080 90548460 94691200 96585024 100609400 106527600 113185575 113629440 114076800 120731280 124358400 128780032 142036800 144877536 150914100 160975040 170444160 181096920 189382400 193170048 201218800 213055200 226371150 228153600 241462560 284073600 289755072 301828200 321950080 340888320 362193840 386340096 402437600 426110400 452742300 482925120 568147200 579510144 603656400 643900160 724387680 804875200 852220800 905484600 965850240 1159020288 1207312800 1448775360 1609750400 1704441600 1810969200 1931700480 2414625600 2897550720 3219500800 3621938400 4829251200 5795101440 7243876800 9658502400 14487753600 28975507200
• Sum of all divisors σ(n): 111025893888
• Sum of proper divisors (its aliquot sum) s(n): 82050386688
• 28975507200 is an abundant number, because the sum of its proper divisors (82050386688) is greater than itself. Its abundance is 53074879488

Bases of 28975507200

• Binary: 11010111111000100110010011100000000₂
• Hexadecimal: 0x6BF132700
• Base-36: DB79OG0

Squares and roots of 28975507200

• 28975507200 squared (28975507200²) is 839580017497251840000
• 28975507200 cubed (28975507200³) is 24327256841967746670133248000000
• The square root of 28975507200 is 170221.9351317567
• The cube root of 28975507200 is 3071.4516436599

Scales and comparisons

• 28,975,507,200 seconds is equal to 921 years, 17 weeks, 1 day, 16 hours.
• To count from 1 to 28,975,507,200 would take you about one thousand, eight hundred forty-two 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 28975507200 cubic inches would be around 256 feet tall.

Recreational maths with 28975507200

• 28975507200 backwards is 00270557982
• 28975507200 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28975507200's digits is 45
• More coming soon!