813401638400

Names of 813401638400

• Cardinal: 813401638400 can be written as Eight hundred thirteen billion, four hundred one million, six hundred thirty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 8.134016384 × 10¹¹

Factors of 813401638400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1141

Divisors of 813401638400

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 25 26 32 34 40 50 52 64 65 68 80 85 100 104 128 130 136 160 170 200 208 221 256 260 272 320 325 340 400 416 421 425 442 512 520 544 640 650 680 683 800 832 842 850 884 1040 1088 1105 1280 1300 1360 1366 1600 1664 1684 1700 1768 2080 2105 2176 2210 2560 2600 2720 2732 3200 3328 3368 3400 3415 3536 4160 4210 4352 4420 5200 5440 5464 5473 5525 6400 6656 6736 6800 6830 7072 7157 8320 8420 8704 8840 8879 10400 10525 10880 10928 10946 11050 11611 12800 13472 13600 13660 14144 14314 16640 16840 17075 17680 17758 20800 21050 21760 21856 21892 22100 23222 26944 27200 27320 27365 28288 28628 33280 33680 34150 35360 35516 35785 41600 42100 43520 43712 43784 44200 44395 46444 53888 54400 54640 54730 56576 57256 58055 67360 68300 70720 71032 71570 83200 84200 87424 87568 88400 88790 92888 93041 107776 108800 109280 109460 113152 114512 116110 134720 136600 136825 141440 142064 143140 150943 166400 168400 174848 175136 176800 177580 178925 185776 186082 215552 217600 218560 218920 221975 229024 232220 269440 273200 273650 282880 284128 286280 287543 290275 301886 336800 349696 350272 353600 355160 357850 371552 372164 437120 437840 443950 458048 464440 465205 538880 546400 547300 565760 568256 572560 575086 580550 603772 673600 700544 707200 710320 715700 743104 744328 754715 874240 875680 887900 916096 928880 930410 1077760 1092800 1094600 1136512 1145120 1150172 1161100 1207544 1347200 1401088 1414400 1420640 1431400 1437715 1486208 1488656 1509430 1748480 1751360 1775800 1832192 1857760 1860820 2185600 2189200 2273024 2290240 2300344 2322200 2326025 2415088 2694400 2802176 2828800 2841280 2862800 2875430 2972416 2977312 3018860 3502720 3551600 3664384 3715520 3721640 3738059 3773575 4371200 4378400 4546048 4580480 4600688 4644400 4652050 4830176 4888231 5388800 5682560 5725600 5750860 5944832 5954624 6037720 7005440 7103200 7188575 7431040 7443280 7476118 7547150 8742400 8756800 9160960 9201376 9288800 9304100 9660352 9776462 11365120 11451200 11501720 11909248 12075440 14010880 14206400 14377150 14862080 14886560 14952236 15094300 17513600 18321920 18402752 18577600 18608200 18690295 19320704 19552924 22730240 22902400 23003440 23818496 24150880 24441155 28412800 28754300 29724160 29773120 29904472 30188600 35027200 36805504 37155200 37216400 37380590 38641408 39105848 45804800 46006880 47636992 48301760 48882310 56825600 57508600 59546240 59808944 60377200 63547003 70054400 73611008 74310400 74432800 74761180 77282816 78211696 91609600 92013760 93451475 96603520 97764620 113651200 115017200 119092480 119617888 120754400 122205775 127094006 147222016 148620800 148865600 149522360 156423392 184027520 186902950 193207040 195529240 230034400 238184960 239235776 241508800 244411550 254188012 297731200 299044720 312846784 317735015 368055040 373805900 386414080 391058480 460068800 478471552 483017600 488823100 508376024 595462400 598089440 625693568 635470030 736110080 747611800 782116960 920137600 956943104 966035200 977646200 1016752048 1190924800 1196178880 1251387136 1270940060 1495223600 1564233920 1588675075 1840275200 1913886208 1932070400 1955292400 2033504096 2392357760 2502774272 2541880120 2990447200 3128467840 3177350150 3680550400 3910584800 4067008192 4784715520 5083760240 5980894400 6256935680 6354700300 7821169600 8134016384 9569431040 10167520480 11961788800 12513871360 12709400600 15642339200 16268032768 20335040960 23923577600 25418801200 31284678400 32536065536 40670081920 47847155200 50837602400 62569356800 81340163840 101675204800 162680327680 203350409600 406700819200 813401638400
• Sum of all divisors σ(n): 2306781294048
• Sum of proper divisors (its aliquot sum) s(n): 1493379655648
• 813401638400 is an abundant number, because the sum of its proper divisors (1493379655648) is greater than itself. Its abundance is 679978017248

Bases of 813401638400

• Binary: 1011110101100010100001000000011000000000₂
• Hexadecimal: 0xBD62840600
• Base-36: ADO6C0ZK

Squares and roots of 813401638400

• 813401638400 squared (813401638400²) is 661622225351804354560000
• 813401638400 cubed (813401638400³) is 538164602103011678395358511104000000
• The square root of 813401638400 is 901887.8191881737
• The cube root of 813401638400 is 9334.7282831119

Scales and comparisons

• 813,401,638,400 seconds is equal to 25,863 years, 34 weeks, 19 hours, 33 minutes, 20 seconds.
• To count from 1 to 813,401,638,400 would take you about fifty-one thousand, seven hundred twenty-seven 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 813401638400 cubic inches would be around 777.9 feet tall.

Recreational maths with 813401638400

• 813401638400 backwards is 004836104318
• The number of decimal digits it has is: 12
• The sum of 813401638400's digits is 38
• More coming soon!