31157130608640

Names of 31157130608640

• Cardinal: 31157130608640 can be written as Thirty-one trillion, one hundred fifty-seven billion, one hundred thirty million, six hundred eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.115713060864 × 10¹³

Factors of 31157130608640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 521733

Divisors of 31157130608640

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 243 256 270 288 320 324 360 384 405 432 480 486 512 540 576 640 648 720 729 768 810 864 960 972 1024 1080 1152 1215 1280 1296 1440 1458 1536 1620 1728 1920 1944 2048 2160 2304 2430 2560 2592 2880 2916 3072 3240 3456 3645 3840 3888 4096 4320 4608 4860 5120 5184 5760 5832 6144 6480 6912 7290 7680 7776 8192 8640 9216 9720 10240 10368 11520 11664 12288 12960 13824 14580 15360 15552 16384 17280 18432 19440 20480 20736 23040 23328 24576 25920 27648 29160 30720 31104 34560 36864 38880 40960 41472 46080 46656 49152 51840 55296 58320 61440 62208 69120 73728 77760 81920 82944 92160 93312 103680 110592 116640 122880 124416 138240 147456 155520 165888 184320 186624 207360 221184 233280 245760 248832 276480 311040 331776 368640 373248 414720 442368 466560 497664 521723 552960 622080 663552 737280 746496 829440 933120 995328 1043446 1105920 1244160 1327104 1492992 1565169 1658880 1866240 1990656 2086892 2211840 2488320 2608615 2985984 3130338 3317760 3732480 3981312 4173784 4695507 4976640 5217230 5971968 6260676 6635520 7464960 7825845 8347568 9391014 9953280 10434460 11943936 12521352 14086521 14929920 15651690 16695136 18782028 19906560 20868920 23477535 25042704 28173042 29859840 31303380 33390272 37564056 41737840 42259563 46955070 50085408 56346084 59719680 62606760 66780544 70432605 75128112 83475680 84519126 93910140 100170816 112692168 125213520 126778689 133561088 140865210 150256224 166951360 169038252 187820280 200341632 211297815 225384336 250427040 253557378 267122176 281730420 300512448 333902720 338076504 375640560 380336067 400683264 422595630 450768672 500854080 507114756 534244352 563460840 601024896 633893445 667805440 676153008 751281120 760672134 801366528 845191260 901537344 1001708160 1014229512 1068488704 1126921680 1202049792 1267786890 1335610880 1352306016 1502562240 1521344268 1602733056 1690382520 1803074688 1901680335 2003416320 2028459024 2136977408 2253843360 2404099584 2535573780 2671221760 2704612032 3005124480 3042688536 3205466112 3380765040 3606149376 3803360670 4006832640 4056918048 4273954816 4507686720 4808199168 5071147560 5342443520 5409224064 6010248960 6085377072 6410932224 6761530080 7212298752 7606721340 8013665280 8113836096 8547909632 9015373440 9616398336 10142295120 10684887040 10818448128 12020497920 12170754144 12821864448 13523060160 14424597504 15213442680 16027330560 16227672192 18030746880 19232796672 20284590240 21369774080 21636896256 24040995840 24341508288 25643728896 27046120320 28849195008 30426885360 32054661120 32455344384 36061493760 38465593344 40569180480 42739548160 43273792512 48081991680 48683016576 54092240640 57698390016 60853770720 64109322240 64910688768 72122987520 76931186688 81138360960 86547585024 96163983360 97366033152 108184481280 115396780032 121707541440 128218644480 129821377536 144245975040 162276721920 173095170048 192327966720 194732066304 216368962560 230793560064 243415082880 259642755072 288491950080 324553443840 346190340096 384655933440 389464132608 432737925120 486830165760 519285510144 576983900160 649106887680 692380680192 778928265216 865475850240 973660331520 1038571020288 1153967800320 1298213775360 1557856530432 1730951700480 1947320663040 2077142040576 2596427550720 3115713060864 3461903400960 3894641326080 5192855101440 6231426121728 7789282652160 10385710202880 15578565304320 31157130608640
• Sum of all divisors σ(n): 112111176159864
• Sum of proper divisors (its aliquot sum) s(n): 80954045551224
• 31157130608640 is an abundant number, because the sum of its proper divisors (80954045551224) is greater than itself. Its abundance is 49796914942584

Bases of 31157130608640

• Binary: 111000101011001010101101100111100000000000000₂
• Hexadecimal: 0x1C5655B3C000
• Base-36: B1LDZ4000

Squares and roots of 31157130608640

• 31157130608640 squared (31157130608640²) is 970766787763851576842649600
• 31157130608640 cubed (31157130608640³) is 30246307596888230584982046861158252544000
• The square root of 31157130608640 is 5581857.2723279121
• The cube root of 31157130608640 is 31466.7931268817

Scales and comparisons

• 31,157,130,608,640 seconds is equal to 990,700 years, 19 weeks, 4 days, 14 hours, 24 minutes.
• To count from 1 to 31,157,130,608,640 would take you about two million, four hundred seventy-six thousand, seven hundred fifty 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 31157130608640 cubic inches would be around 2622.2 feet tall.

Recreational maths with 31157130608640

• 31157130608640 backwards is 04680603175113
• 31157130608640 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 31157130608640's digits is 45
• More coming soon!