15997371390

Names of 15997371390

• Cardinal: 15997371390 can be written as Fifteen billion, nine hundred ninety-seven million, three hundred seventy-one thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.599737139 × 10¹⁰

Factors of 15997371390

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 214

Divisors of 15997371390

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 13 14 15 18 21 22 26 30 33 35 39 41 42 45 55 61 63 65 66 70 71 77 78 82 90 91 99 105 110 117 122 123 126 130 142 143 154 165 182 183 195 198 205 210 213 231 234 246 273 286 287 305 315 330 355 366 369 385 390 410 426 427 429 451 455 462 495 497 533 546 549 574 585 610 615 630 639 671 693 710 715 738 770 781 793 819 854 858 861 902 910 915 923 990 994 1001 1065 1066 1098 1155 1170 1230 1278 1281 1287 1342 1353 1365 1386 1430 1435 1491 1562 1586 1599 1638 1722 1830 1845 1846 2002 2013 2130 2135 2145 2255 2310 2343 2379 2485 2501 2562 2574 2583 2665 2706 2730 2745 2769 2870 2911 2982 3003 3157 3195 3198 3355 3465 3690 3731 3843 3905 3965 4026 4059 4095 4270 4290 4305 4331 4473 4510 4615 4686 4697 4758 4797 4970 5002 5005 5166 5330 5467 5490 5538 5551 5822 5863 6006 6039 6314 6390 6405 6435 6461 6710 6765 6930 7029 7137 7455 7462 7503 7686 7810 7930 7995 8118 8190 8307 8610 8662 8723 8733 8946 9009 9230 9394 9471 9594 10010 10065 10153 10934 11102 11193 11715 11726 11895 12078 12505 12810 12870 12915 12922 12993 13530 13845 14058 14091 14274 14555 14910 15006 15015 15785 15990 16401 16614 16653 17446 17466 17507 17589 18018 18655 18942 19215 19383 20130 20295 20306 20377 21655 22365 22386 22509 23430 23485 23790 23985 25010 25830 25986 26169 26199 27335 27511 27690 27755 28182 28413 29110 29315 30030 30195 30317 30459 31570 32021 32305 32513 32802 33306 33579 35014 35145 35178 35685 37310 37515 37843 38430 38766 38979 40590 40754 41041 41535 42273 43310 43615 43665 44730 45018 45045 46970 47355 47641 47970 49203 49959 50765 52338 52398 52521 52767 54670 55022 55510 55965 56303 56826 58149 58630 60390 60634 60918 61061 61131 64042 64610 64965 65026 67158 70290 70455 71071 71370 75030 75686 77958 78507 82005 82082 82533 83070 83265 84546 87230 87330 87535 87945 90090 90951 91377 94710 95282 96063 96915 97539 98406 99918 101530 101885 105042 105534 111930 112545 112606 113529 116298 122122 122262 123123 129930 130845 130995 137555 140910 142065 142142 142923 151585 152295 157014 157563 160105 162565 164010 165066 166530 167895 168909 175070 175890 177571 181902 182754 183183 183393 189215 192126 192577 193830 194895 195078 203770 205205 211365 213213 224147 225090 227058 227591 238205 246015 246246 247599 249795 261690 261990 262605 263835 264901 272853 275110 281515 284130 285846 288189 290745 292617 303170 304590 305305 305655 315126 320210 325130 333487 335790 337818 340587 355142 355355 357643 366366 366786 369369 378430 385154 389790 392535 394121 410410 412665 416273 422730 426426 428769 448294 454755 455182 456885 476410 480315 487695 492030 495198 499590 506727 525210 527670 529802 532713 545706 549549 563030 567645 576378 577731 581490 585234 610610 611310 615615 619333 639639 666974 672441 681174 682773 710710 714615 715286 738738 785070 787815 788242 794703 825330 832546 844545 857538 887855 909510 913770 915915 916965 960630 962885 975390 1000461 1013454 1065426 1066065 1072929 1099098 1120735 1135290 1137955 1155462 1182363 1231230 1237995 1238666 1242997 1248819 1279278 1324505 1344882 1364265 1365546 1429230 1440945 1463085 1575630 1589406 1598139 1667435 1689090 1702935 1733193 1775710 1788215 1831830 1833930 1846845 1857999 1925770 1953281 1970605 2000922 2017323 2048319 2081365 2132130 2143845 2145858 2241470 2275910 2308423 2364726 2384109 2475990 2485994 2497638 2503501 2533635 2649010 2663565 2728530 2747745 2881890 2888655 2913911 2926170 3001383 3096665 3196278 3198195 3218787 3334870 3362205 3405870 3413865 3466386 3547089 3576430 3693690 3715998 3728991 3746457 3906562 3941210 3973515 4034646 4096638 4162730 4287690 4335331 4616846 4768218 5002305 5007002 5067270 5327130 5364645 5495490 5573997 5777310 5827822 5859843 5911815 6002766 6193330 6214985 6244095 6396390 6437574 6724410 6827730 6925269 7094178 7457982 7492914 7510503 7947030 7990695 8665965 8670662 8741733 9289995 9766405 10004610 10086615 10241595 10729290 11147994 11186973 11542115 11719686 11823630 11920545 12429970 12488190 12517505 13005993 13672967 13850538 14569555 15006915 15021006 15981390 16093935 16158961 17331930 17483466 17579529 17735445 18579990 18644955 18732285 19532810 20173230 20483190 20775807 21676655 22373946 22531509 23084230 23841090 25035010 25392653 26011986 26225199 27345934 27869985 29139110 29299215 30013830 32187870 32317922 34626345 35159058 35470890 37289910 37464570 37552515 39017979 41018901 41551614 43353310 43708665 45063018 48476883 50785306 52450398 55739970 55934865 58598430 65029965 68364835 69252690 75105030 76177959 78035958 80794805 82037802 87417330 87897645 96953766 103879035 111869730 112657545 123056703 126963265 130059930 131125995 136729670 145430649 152355918 161589610 175795290 177748571 195089895 205094505 207758070 225315090 228533877 242384415 246113406 253926530 262251990 290861298 355497142 380889795 390179790 410189010 457067754 484768830 533245713 615283515 727153245 761779590 888742855 1066491426 1142669385 1230567030 1454306490 1599737139 1777485710 2285338770 2666228565 3199474278 5332457130 7998685695 15997371390
• Sum of all divisors σ(n): 58964226048
• Sum of proper divisors (its aliquot sum) s(n): 42966854658
• 15997371390 is an abundant number, because the sum of its proper divisors (42966854658) is greater than itself. Its abundance is 26969483268

Bases of 15997371390

• Binary: 1110111001100001001000001111111110₂
• Hexadecimal: 0x3B98483FE
• Base-36: 7CKF6RI

Squares and roots of 15997371390

• 15997371390 squared (15997371390²) is 255915891389590532100
• 15997371390 cubed (15997371390³) is 4093981559162182922031416619000
• The square root of 15997371390 is 126480.7154865911
• The cube root of 15997371390 is 2519.7040988543

Scales and comparisons

• 15,997,371,390 seconds is equal to 508 years, 34 weeks, 4 days, 18 hours, 16 minutes, 30 seconds.
• To count from 1 to 15,997,371,390 would take you about one thousand and seventeen 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 15997371390 cubic inches would be around 210 feet tall.

Recreational maths with 15997371390

• 15997371390 backwards is 09317379951
• The number of decimal digits it has is: 11
• The sum of 15997371390's digits is 54
• More coming soon!