855638194257920

Names of 855638194257920

• Cardinal: 855638194257920 can be written as Eight hundred fifty-five trillion, six hundred thirty-eight billion, one hundred ninety-four million, two hundred fifty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 8.5563819425792 × 10¹⁴

Factors of 855638194257920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 27
• Sum of prime factors: 1001

Divisors of 855638194257920

• Number of divisors d(n): 440
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 32 34 40 64 68 80 85 128 136 160 170 256 272 289 320 340 512 544 578 640 680 977 1024 1088 1156 1280 1360 1445 1954 2048 2176 2312 2560 2720 2890 3908 4096 4352 4624 4885 4913 5120 5440 5780 7816 8192 8704 9248 9770 9826 10240 10880 11560 15632 16384 16609 17408 18496 19540 19652 20480 21760 23120 24565 31264 32768 33218 34816 36992 39080 39304 40960 43520 46240 49130 62528 65536 66436 69632 73984 78160 78608 81920 83045 83521 87040 92480 98260 125056 131072 132872 139264 147968 156320 157216 163840 166090 167042 174080 184960 196520 250112 262144 265744 278528 282353 295936 312640 314432 327680 332180 334084 348160 369920 393040 417605 500224 524288 531488 557056 564706 591872 625280 628864 655360 664360 668168 696320 739840 786080 835210 1000448 1048576 1062976 1114112 1129412 1183744 1250560 1257728 1310720 1328720 1336336 1392640 1411765 1479680 1572160 1670420 2000896 2097152 2125952 2228224 2258824 2367488 2501120 2515456 2621440 2657440 2672672 2785280 2823530 2959360 3144320 3340840 4001792 4251904 4456448 4517648 4734976 4800001 5002240 5030912 5242880 5314880 5345344 5570560 5647060 5918720 6288640 6681680 8003584 8503808 8912896 9035296 9469952 9600002 10004480 10061824 10485760 10629760 10690688 11141120 11294120 11837440 12577280 13363360 16007168 17007616 17825792 18070592 18939904 19200004 20008960 20123648 21259520 21381376 22282240 22588240 23674880 24000005 25154560 26726720 32014336 34015232 35651584 36141184 37879808 38400008 40017920 40247296 42519040 42762752 44564480 45176480 47349760 48000010 50309120 53453440 64028672 68030464 72282368 75759616 76800016 80035840 80494592 81600017 85038080 85525504 89128960 90352960 94699520 96000020 100618240 106906880 128057344 136060928 144564736 151519232 153600032 160071680 160989184 163200034 170076160 171051008 178257920 180705920 189399040 192000040 201236480 213813760 256114688 272121856 289129472 303038464 307200064 320143360 321978368 326400068 340152320 342102016 361411840 378798080 384000080 402472960 408000085 427627520 512229376 544243712 578258944 606076928 614400128 640286720 643956736 652800136 680304640 684204032 722823680 757596160 768000160 804945920 816000170 855255040 1024458752 1088487424 1156517888 1228800256 1280573440 1287913472 1305600272 1360609280 1368408064 1445647360 1515192320 1536000320 1609891840 1632000340 1710510080 2048917504 2176974848 2313035776 2457600512 2561146880 2575826944 2611200544 2721218560 2736816128 2891294720 3030384640 3072000640 3219783680 3264000680 3421020160 4353949696 4626071552 4915201024 5122293760 5151653888 5222401088 5442437120 5473632256 5782589440 6144001280 6439567360 6528001360 6842040320 8707899392 9252143104 9830402048 10244587520 10303307776 10444802176 10884874240 10947264512 11565178880 12288002560 12879134720 13056002720 13684080640 17415798784 18504286208 19660804096 20889604352 21769748480 21894529024 23130357760 24576005120 25758269440 26112005440 27368161280 34831597568 37008572416 39321608192 41779208704 43539496960 43789058048 46260715520 49152010240 51516538880 52224010880 54736322560 74017144832 78643216384 83558417408 87078993920 87578116096 92521431040 98304020480 104448021760 109472645120 148034289664 157286432768 167116834816 174157987840 175156232192 185042862080 196608040960 208896043520 218945290240 296068579328 314572865536 334233669632 370085724160 393216081920 417792087040 437890580480 592137158656 629145731072 668467339264 740171448320 786432163840 835584174080 875781160960 1258291462144 1336934678528 1480342896640 1572864327680 1671168348160 2516582924288 2673869357056 2960685793280 3145728655360 3342336696320 5033165848576 5347738714112 6291457310720 6684673392640 10066331697152 10695477428224 12582914621440 13369346785280 21390954856448 25165829242880 26738693570560 42781909712896 50331658485760 53477387141120 85563819425792 106954774282240 171127638851584 213909548564480 427819097128960 855638194257920
• Sum of all divisors σ(n): 2184108578324964
• Sum of proper divisors (its aliquot sum) s(n): 1328470384067044
• 855638194257920 is an abundant number, because the sum of its proper divisors (1328470384067044) is greater than itself. Its abundance is 472832189809124

Bases of 855638194257920

• Binary: 11000010100011001011001010101000000000000000000000₂
• Hexadecimal: 0x30A32CAA00000
• Base-36: 8FAQRCXR7K

Squares and roots of 855638194257920

• 855638194257920 squared (855638194257920²) is 732116719472954042059482726400
• 855638194257920 cubed (855638194257920³) is 626427027835870572679240147119073906393088000
• The square root of 855638194257920 is 29251293.8903208177
• The cube root of 855638194257920 is 94935.8086859781

Scales and comparisons

• 855,638,194,257,920 seconds is equal to 27,206,647 years, 47 weeks, 3 days, 22 hours, 45 minutes, 20 seconds.
• To count from 1 to 855,638,194,257,920 would take you about sixty-eight million, sixteen thousand, six hundred nineteen 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 855638194257920 cubic inches would be around 7911.3 feet tall.

Recreational maths with 855638194257920

• 855638194257920 backwards is 029752491836558
• The number of decimal digits it has is: 15
• The sum of 855638194257920's digits is 74
• More coming soon!