28125926400

Names of 28125926400

• Cardinal: 28125926400 can be written as Twenty-eight billion, one hundred twenty-five million, nine hundred twenty-six thousand, four hundred.

Scientific notation

• Scientific notation: 2.81259264 × 10¹⁰

Factors of 28125926400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 231

Divisors of 28125926400

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 13 15 16 20 22 24 25 26 30 32 33 39 40 44 48 50 52 55 60 64 65 66 75 78 80 88 96 100 104 110 120 128 130 132 143 150 156 160 165 169 176 192 195 197 200 208 220 240 256 260 264 275 286 300 312 320 325 330 338 352 384 390 394 400 416 429 440 480 507 512 520 528 550 572 591 600 624 640 650 660 676 704 715 768 780 788 800 825 832 845 858 880 960 975 985 1014 1024 1040 1056 1100 1144 1182 1200 1248 1280 1300 1320 1352 1408 1430 1536 1560 1576 1600 1650 1664 1690 1716 1760 1859 1920 1950 1970 2028 2080 2112 2145 2167 2200 2288 2364 2400 2496 2535 2560 2561 2600 2640 2704 2816 2860 2955 3072 3120 3152 3200 3300 3328 3380 3432 3520 3575 3718 3840 3900 3940 4056 4160 4224 4225 4290 4334 4400 4576 4728 4800 4925 4992 5070 5120 5122 5200 5280 5408 5577 5632 5720 5910 6240 6304 6400 6501 6600 6656 6760 6864 7040 7150 7436 7680 7683 7800 7880 8112 8320 8448 8450 8580 8668 8800 9152 9295 9456 9600 9850 9984 10140 10244 10400 10560 10725 10816 10835 11154 11264 11440 11820 12480 12608 12675 12800 12805 13002 13200 13312 13520 13728 14080 14300 14775 14872 15360 15366 15600 15760 16224 16640 16896 16900 17160 17336 17600 18304 18590 18912 19200 19700 19968 20280 20488 20800 21120 21450 21632 21670 22308 22880 23640 24960 25216 25350 25600 25610 26004 26400 27040 27456 27885 28160 28171 28600 29550 29744 30732 31200 31520 32448 32505 33280 33293 33792 33800 34320 34672 35200 36608 37180 37824 38400 38415 39400 39936 40560 40976 41600 42240 42900 43264 43340 44616 45760 46475 47280 49920 50432 50700 51220 52008 52800 54080 54175 54912 55770 56320 56342 57200 59100 59488 61464 62400 63040 64025 64896 65010 66560 66586 67600 68640 69344 70400 73216 74360 75648 76800 76830 78800 81120 81952 83200 84480 84513 85800 86528 86680 89232 91520 92950 94560 99840 99879 100864 101400 102440 104016 105600 108160 108350 109824 111540 112684 114400 118200 118976 122928 124800 126080 128050 129792 130020 133172 135200 137280 138688 139425 140800 140855 146432 148720 151296 153660 157600 162240 162525 163904 166400 166465 168960 169026 171600 173056 173360 178464 183040 185900 189120 192075 199680 199758 201728 202800 204880 208032 211200 216320 216700 219648 223080 225368 228800 236400 237952 245856 249600 252160 256100 259584 260040 266344 270400 274560 277376 278850 281600 281710 297440 302592 307320 315200 324480 325050 327808 332800 332930 338052 343200 346720 356928 366080 366223 371800 378240 384150 399516 405600 409760 416064 422400 422565 432640 433400 439296 446160 450736 457600 472800 475904 491712 499200 499395 504320 512200 519168 520080 532688 540800 549120 554752 557700 563420 594880 605184 614640 630400 648960 650100 655616 665860 676104 686400 693440 704275 713856 732160 732446 743600 756480 768300 799032 811200 819520 832128 832325 844800 845130 865280 866800 892320 901472 915200 945600 951808 983424 998400 998790 1008640 1024400 1040160 1065376 1081600 1098240 1098669 1109504 1115400 1126840 1189760 1229280 1260800 1297920 1300200 1311232 1331720 1352208 1372800 1386880 1408550 1427712 1464892 1487200 1512960 1536600 1598064 1622400 1639040 1664256 1664650 1690260 1733600 1784640 1802944 1830400 1831115 1891200 1903616 1966848 1997580 2048800 2080320 2112825 2130752 2163200 2196480 2197338 2219008 2230800 2253680 2379520 2458560 2496975 2521600 2595840 2600400 2622464 2663440 2704416 2745600 2773760 2817100 2855424 2929784 2974400 3025920 3073200 3196128 3244800 3278080 3328512 3329300 3380520 3467200 3569280 3605888 3660800 3662230 3782400 3933696 3995160 4097600 4160640 4225650 4261504 4326400 4394676 4461600 4507360 4759040 4917120 4993950 5043200 5200800 5326880 5408832 5491200 5493345 5547520 5634200 5710848 5859568 5948800 6146400 6392256 6489600 6556160 6657024 6658600 6761040 6934400 7138560 7211776 7324460 7564800 7867392 7990320 8195200 8321280 8451300 8523008 8789352 8923200 9014720 9155575 9518080 9834240 9987900 10401600 10653760 10817664 10982400 10986690 11095040 11268400 11719136 11897600 12292800 12784512 12979200 13112320 13317200 13522080 13868800 14277120 14423552 14648920 15129600 15980640 16390400 16642560 16902600 17046016 17578704 17846400 18029440 18311150 19668480 19975800 20803200 21307520 21635328 21973380 22536800 23438272 23795200 24585600 25569024 26634400 27044160 27466725 27737600 28554240 28847104 29297840 31961280 32780800 33285120 33805200 34092032 35157408 35692800 36058880 36622300 39336960 39951600 41606400 42615040 43270656 43946760 45073600 46876544 47590400 49171200 51138048 53268800 54088320 54933450 55475200 58595680 63922560 65561600 67610400 70314816 71385600 72117760 73244600 79903200 83212800 85230080 86541312 87893520 90147200 93753088 98342400 102276096 106537600 108176640 109866900 117191360 127845120 135220800 140629632 142771200 144235520 146489200 159806400 166425600 170460160 175787040 180294400 187506176 196684800 213075200 216353280 219733800 234382720 255690240 270441600 281259264 292978400 319612800 351574080 360588800 375012352 426150400 432706560 439467600 468765440 511380480 540883200 562518528 585956800 639225600 703148160 721177600 852300800 878935200 937530880 1081766400 1125037056 1171913600 1278451200 1406296320 1757870400 1875061760 2163532800 2343827200 2556902400 2812592640 3515740800 4687654400 5625185280 7031481600 9375308800 14062963200 28125926400
• Sum of all divisors σ(n): 110366445024
• Sum of proper divisors (its aliquot sum) s(n): 82240518624
• 28125926400 is an abundant number, because the sum of its proper divisors (82240518624) is greater than itself. Its abundance is 54114592224

Bases of 28125926400

• Binary: 11010001100011011111001010000000000₂
• Hexadecimal: 0x68C6F9400
• Base-36: CX5G7PC

Squares and roots of 28125926400

• 28125926400 squared (28125926400²) is 791067735858216960000
• 28125926400 cubed (28125926400³) is 22249512916162851052191744000000
• The square root of 28125926400 is 167707.8602809063
• The cube root of 28125926400 is 3041.1343873575

Scales and comparisons

• 28,125,926,400 seconds is equal to 894 years, 16 weeks, 3 days, 13 hours, 20 minutes.
• To count from 1 to 28,125,926,400 would take you about one thousand, seven hundred eighty-eight 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 28125926400 cubic inches would be around 253.4 feet tall.

Recreational maths with 28125926400

• 28125926400 backwards is 00462952182
• 28125926400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28125926400's digits is 39
• More coming soon!