2990919680

Names of 2990919680

• Cardinal: 2990919680 can be written as Two billion, nine hundred ninety million, nine hundred nineteen thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.99091968 × 10⁹

Factors of 2990919680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 718

Divisors of 2990919680

• Number of divisors d(n): 208
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 31 32 35 40 56 62 64 70 80 112 124 128 140 155 160 217 224 248 256 280 310 320 434 448 496 512 560 620 640 673 868 896 992 1024 1085 1120 1240 1280 1346 1736 1792 1984 2048 2170 2240 2480 2560 2692 3365 3472 3584 3968 4096 4340 4480 4711 4960 5120 5384 6730 6944 7168 7936 8680 8960 9422 9920 10240 10768 13460 13888 14336 15872 17360 17920 18844 19840 20480 20863 21536 23555 26920 27776 28672 31744 34720 35840 37688 39680 41726 43072 47110 53840 55552 63488 69440 71680 75376 79360 83452 86144 94220 104315 107680 111104 126976 138880 143360 146041 150752 158720 166904 172288 188440 208630 215360 222208 277760 292082 301504 317440 333808 344576 376880 417260 430720 444416 555520 584164 603008 634880 667616 689152 730205 753760 834520 861440 888832 1111040 1168328 1206016 1335232 1378304 1460410 1507520 1669040 1722880 2222080 2336656 2412032 2670464 2756608 2920820 3015040 3338080 3445760 4444160 4673312 4824064 5340928 5841640 6030080 6676160 6891520 9346624 9648128 10681856 11683280 12060160 13352320 13783040 18693248 19296256 21363712 23366560 24120320 26704640 37386496 42727424 46733120 48240640 53409280 74772992 85454848 93466240 96481280 106818560 149545984 186932480 213637120 299091968 373864960 427274240 598183936 747729920 1495459840 2990919680
• Sum of all divisors σ(n): 8479847424
• Sum of proper divisors (its aliquot sum) s(n): 5488927744
• 2990919680 is an abundant number, because the sum of its proper divisors (5488927744) is greater than itself. Its abundance is 2498008064

Bases of 2990919680

• Binary: 10110010010001011101000000000000₂
• Hexadecimal: 0xB245D000
• Base-36: 1DGPSE8

Squares and roots of 2990919680

• 2990919680 squared (2990919680²) is 8945600532211302400
• 2990919680 cubed (2990919680³) is 26755572681209258266591232000
• The square root of 2990919680 is 54689.3013303335
• The cube root of 2990919680 is 1440.7929788803

Scales and comparisons

• 2,990,919,680 seconds is equal to 95 years, 5 weeks, 2 days, 3 hours, 1 minute, 20 seconds.
• To count from 1 to 2,990,919,680 would take you about one hundred ninety 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 2990919680 cubic inches would be around 120.1 feet tall.

Recreational maths with 2990919680

• 2990919680 backwards is 0869190992
• The number of decimal digits it has is: 10
• The sum of 2990919680's digits is 53
• More coming soon!