168990496920

Names of 168990496920

• Cardinal: 168990496920 can be written as One hundred sixty-eight billion, nine hundred ninety million, four hundred ninety-six thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.6899049692 × 10¹¹

Factors of 168990496920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 467

Divisors of 168990496920

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 19 20 21 24 28 30 35 36 38 40 42 45 56 57 60 63 70 72 76 84 90 95 105 114 120 126 133 140 152 168 171 180 190 210 228 252 266 280 285 315 342 360 361 380 399 420 431 456 504 532 570 630 665 684 722 760 798 840 855 862 1064 1083 1140 1197 1260 1293 1330 1368 1444 1596 1710 1724 1805 1995 2155 2166 2280 2394 2520 2527 2586 2660 2888 3017 3192 3249 3420 3448 3610 3879 3990 4310 4332 4788 5054 5172 5320 5415 5985 6034 6465 6498 6840 7220 7581 7758 7980 8189 8620 8664 9051 9576 10108 10344 10830 11970 12068 12635 12930 12996 14440 15085 15162 15516 15960 16245 16378 17240 18102 19395 20216 21660 22743 23940 24136 24567 25270 25860 25992 27153 30170 30324 31032 32490 32756 36204 37905 38790 40945 43320 45255 45486 47880 49134 50540 51720 54306 57323 60340 60648 64980 65512 72408 73701 75810 77580 81890 90510 90972 98268 101080 108612 113715 114646 120680 122835 129960 135765 147402 151620 155160 155591 163780 171969 181020 181944 185761 196536 217224 227430 229292 245670 271530 286615 294804 303240 311182 327560 343938 362040 368505 371522 454860 458584 466773 491340 515907 543060 557283 573230 589608 622364 687876 737010 743044 777955 859845 909720 928805 933546 982680 1031814 1086120 1089137 1114566 1146460 1244728 1300327 1375752 1400319 1474020 1486088 1555910 1671849 1719690 1857610 1867092 2063628 2178274 2229132 2292920 2333865 2579535 2600654 2786415 2800638 2948040 3111820 3267411 3343698 3439380 3529459 3715220 3734184 3900981 4127256 4356548 4458264 4667730 5159070 5201308 5445685 5572830 5601276 6223640 6501635 6534822 6687396 6878760 7001595 7058918 7430440 7801962 8359245 8713096 9335460 9802233 10318140 10402616 10588377 10891370 11145660 11202552 11702943 13003270 13069644 13374792 14003190 14117836 15603924 16337055 16718490 17647295 18670920 19504905 19604466 20636280 21176754 21782740 22291320 23405886 24706213 26006540 26139288 28006380 28235672 31207848 31765131 32674110 33436980 35294590 39009810 39208932 42353508 43565480 46811772 49011165 49412426 52013080 52941885 56012760 58514715 63530262 65348220 66873960 67059721 70589180 74118639 78019620 78417864 84707016 93623544 98022330 98824852 105883770 117029430 123531065 127060524 130696440 134119442 141178360 148237278 156039240 158825655 196044660 197649704 201179163 211767540 222355917 234058860 247062130 254121048 268238884 296474556 317651310 335298605 370593195 392089320 402358326 423535080 444711834 468117720 469418047 494124260 536477768 592949112 603537489 635302620 670597210 741186390 804716652 889423668 938836094 988248520 1005895815 1111779585 1207074978 1270605240 1341194420 1408254141 1482372780 1609433304 1778847336 1877672188 2011791630 2223559170 2347090235 2414149956 2682388840 2816508282 2964745560 3017687445 3755344376 4023583260 4224762423 4447118340 4694180470 4828299912 5633016564 6035374890 7041270705 8047166520 8449524846 8894236680 9388360940 11266033128 12070749780 14082541410 16899049692 18776721880 21123812115 24141499560 28165082820 33798099384 42247624230 56330165640 84495248460 168990496920
• Sum of all divisors σ(n): 663994028880
• Sum of proper divisors (its aliquot sum) s(n): 495003531960
• 168990496920 is an abundant number, because the sum of its proper divisors (495003531960) is greater than itself. Its abundance is 326013035040

Bases of 168990496920

• Binary: 10011101011000100111100101100010011000₂
• Hexadecimal: 0x27589E5898
• Base-36: 25MSKTY0

Squares and roots of 168990496920

• 168990496920 squared (168990496920²) is 28557788049268529486400
• 168990496920 cubed (168990496920³) is 4825994793381926240424408381888000
• The square root of 168990496920 is 411084.5374372529
• The cube root of 168990496920 is 5528.6711817771

Scales and comparisons

• 168,990,496,920 seconds is equal to 5,373 years, 19 weeks, 3 days, 12 hours, 42 minutes.
• To count from 1 to 168,990,496,920 would take you about ten thousand, seven hundred forty-six 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 168990496920 cubic inches would be around 460.7 feet tall.

Recreational maths with 168990496920

• 168990496920 backwards is 029694099861
• 168990496920 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 168990496920's digits is 63
• More coming soon!