28772147672400

Names of 28772147672400

• Cardinal: 28772147672400 can be written as Twenty-eight trillion, seven hundred seventy-two billion, one hundred forty-seven million, six hundred seventy-two thousand, four hundred.

Scientific notation

• Scientific notation: 2.87721476724 × 10¹³

Factors of 28772147672400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 74

Divisors of 28772147672400

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 25 30 33 40 44 48 50 53 55 60 66 75 80 88 100 106 110 120 121 132 150 159 165 176 200 212 220 240 242 264 265 275 300 318 330 363 400 424 440 484 528 530 550 583 600 605 636 660 726 795 825 848 880 968 1060 1100 1166 1200 1210 1272 1320 1325 1331 1452 1590 1650 1749 1815 1936 2120 2200 2332 2420 2544 2640 2650 2662 2809 2904 2915 3025 3180 3300 3498 3630 3975 3993 4240 4400 4664 4840 5300 5324 5618 5808 5830 6050 6360 6413 6600 6655 6996 7260 7950 7986 8427 8745 9075 9328 9680 10600 10648 11236 11660 12100 12720 12826 13200 13310 13992 14045 14520 14575 14641 15900 15972 16854 17490 18150 19239 19965 21200 21296 22472 23320 24200 25652 26620 27984 28090 29040 29150 29282 30899 31800 31944 32065 33275 33708 34980 36300 38478 39930 42135 43725 43923 44944 46640 48400 51304 53240 56180 58300 58564 61798 63600 63888 64130 66550 67416 69960 70225 70543 72600 73205 76956 79860 84270 87450 87846 92697 96195 99825 102608 106480 112360 116600 117128 123596 128260 133100 134832 139920 140450 141086 145200 146410 148877 153912 154495 159720 160325 161051 168540 174900 175692 185394 192390 199650 210675 211629 219615 224720 233200 234256 247192 256520 266200 280900 282172 292820 297754 307824 308990 319440 320650 322102 337080 339889 349800 351384 352715 366025 370788 384780 399300 421350 423258 439230 446631 463485 480975 483153 494384 513040 532400 561800 564344 585640 595508 617980 641300 644204 674160 679778 699600 702768 705430 732050 741576 744385 769560 772475 775973 798600 805255 842700 846516 878460 893262 926970 961950 966306 1019667 1058145 1098075 1123600 1128688 1171280 1191016 1235960 1282600 1288408 1359556 1410860 1464100 1483152 1488770 1539120 1544950 1551946 1597200 1610510 1637647 1685400 1693032 1699445 1756920 1763575 1786524 1853940 1923900 1932612 2039334 2116290 2196150 2233155 2317425 2327919 2382032 2415765 2471920 2565200 2576816 2719112 2821720 2928200 2977540 3089900 3103892 3221020 3275294 3370800 3386064 3398890 3513840 3527150 3573048 3707880 3721925 3738779 3847800 3865224 3879865 4026275 4078668 4232580 4392300 4466310 4634850 4655838 4831530 4912941 5098335 5290725 5438224 5643440 5856400 5955080 6179800 6207784 6442040 6550588 6797780 7054300 7146096 7415760 7443850 7477558 7695600 7730448 7759730 8052550 8157336 8188235 8465160 8497225 8535703 8784600 8932620 9269700 9311676 9663060 9825882 10196670 10581450 11165775 11216337 11639595 11910160 12078825 12359600 12415568 12884080 13101176 13595560 14108600 14887700 14955116 15519460 16105100 16314672 16376470 16930320 16994450 17071406 17569200 17865240 18014117 18539400 18623352 18693895 19326120 19399325 19651764 20393340 21162900 22331550 22432674 23279190 24157650 24564705 25491675 25607109 26202352 27191120 28217200 29775400 29910232 31038920 32210200 32752940 33988900 34142812 35730480 36028234 37078800 37246704 37387790 38652240 38798650 39303528 40786680 40941175 41126569 42325800 42678515 44663100 44865348 46558380 48315300 49129410 50983350 51214218 54042351 56081685 58197975 59550800 59820464 62077840 64420400 65505880 67977800 68285624 72056468 74775580 77597300 78607056 81573360 81882350 82253138 84651600 85357030 89326200 89730696 90070585 93116760 93469475 96630600 98258820 101966700 102428436 108084702 112163370 116395950 122823525 123379707 128035545 131011760 135955600 136571248 144112936 149551160 155194600 163764700 164506276 170714060 178652400 179461392 180141170 186233520 186938950 193261200 196517640 198155287 203933400 204856872 205632845 213392575 216169404 224326740 232791900 245647050 246759414 256071090 270211755 280408425 288225872 299102320 310389200 327529400 329012552 341428120 360282340 373877900 393035280 396310574 407866800 409713744 411265690 426785150 432338808 448653480 450352925 452392259 465583800 491294100 493518828 512142180 540423510 560816850 594465861 616898535 640177725 655058800 658025104 682856240 720564680 747755800 792621148 822531380 853570300 864677616 897306960 900705850 904784518 931167600 982588200 987037656 990776435 1024284360 1028164225 1080847020 1121633700 1188931722 1233797070 1280355450 1351058775 1357176777 1441129360 1495511600 1585242296 1645062760 1707140600 1801411700 1809569036 1965176400 1974075312 1981552870 2048568720 2056328450 2161694040 2179708157 2243267400 2261961295 2377863444 2467594140 2560710900 2702117550 2714353554 2972329305 3084492675 3170484592 3290125520 3414281200 3602823400 3619138072 3963105740 4112656900 4323388080 4359416314 4486534800 4523922590 4755726888 4935188280 4953882175 5121421800 5404235100 5428707108 5944658610 6168985350 6539124471 6785883885 7205646800 7238276144 7926211480 8225313800 8718832628 9047845180 9511453776 9870376560 9907764350 10242843600 10808470200 10857414216 10898540785 11309806475 11889317220 12337970700 13078248942 13571767770 14861646525 15852422960 16450627600 17437665256 18095690360 19815528700 21616940400 21714828432 21797081570 22619612950 23778634440 23976789727 24675941400 26156497884 27143535540 29723293050 32695622355 33929419425 34875330512 36191380720 39631057400 43594163140 45239225900 47557268880 47953579454 49351882800 52312995768 54287071080 54492703925 59446586100 65391244710 67858838850 71930369181 79262114800 87188326280 90478451800 95907158908 104625991536 108574142160 108985407850 118893172200 119883948635 130782489420 135717677700 143860738362 163478111775 174376652560 180956903600 191814317816 217970815700 237786344400 239767897270 261564978840 271435355400 287721476724 326956223550 359651845905 383628635632 435941631400 479535794540 523129957680 542870710800 575442953448 599419743175 653912447100 719303691810 871883262800 959071589080 1150885906896 1198839486350 1307824894200 1438607383620 1798259229525 1918143178160 2397678972700 2615649788400 2877214767240 3596518459050 4795357945400 5754429534480 7193036918100 9590715890800 14386073836200 28772147672400
• Sum of all divisors σ(n): 103333068135360
• Sum of proper divisors (its aliquot sum) s(n): 74560920462960
• 28772147672400 is an abundant number, because the sum of its proper divisors (74560920462960) is greater than itself. Its abundance is 45788772790560

Bases of 28772147672400

• Binary: 110100010101100001001101001000011010101010000₂
• Hexadecimal: 0x1A2B09A43550
• Base-36: A75QPUKPC

Squares and roots of 28772147672400

• 28772147672400 squared (28772147672400²) is 827836481682392737721760000
• 28772147672400 cubed (28772147672400³) is 23818633499565861444703800662831424000000
• The square root of 28772147672400 is 5363967.5308860697
• The cube root of 28772147672400 is 30642.4928580343

Scales and comparisons

• 28,772,147,672,400 seconds is equal to 914,865 years, 15 weeks, 3 days, 10 hours, 20 minutes.
• To count from 1 to 28,772,147,672,400 would take you about two million, two hundred eighty-seven thousand, one hundred sixty-three 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 28772147672400 cubic inches would be around 2553.5 feet tall.

Recreational maths with 28772147672400

• 28772147672400 backwards is 00427674127782
• The number of decimal digits it has is: 14
• The sum of 28772147672400's digits is 57
• More coming soon!