2990161920

Names of 2990161920

• Cardinal: 2990161920 can be written as Two billion, nine hundred ninety million, one hundred sixty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.99016192 × 10⁹

Factors of 2990161920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 33

Divisors of 2990161920

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 32 40 46 48 60 64 69 80 92 96 115 120 128 138 160 184 192 230 240 256 276 320 345 368 384 460 480 512 529 552 640 690 736 768 920 960 1024 1058 1104 1280 1380 1472 1536 1587 1840 1920 2048 2116 2208 2560 2645 2760 2944 3072 3174 3680 3840 4096 4232 4416 5120 5290 5520 5888 6144 6348 7360 7680 7935 8192 8464 8832 10240 10580 11040 11776 12167 12288 12696 14720 15360 15870 16384 16928 17664 20480 21160 22080 23552 24334 24576 25392 29440 30720 31740 33856 35328 36501 40960 42320 44160 47104 48668 49152 50784 58880 60835 61440 63480 67712 70656 73002 81920 84640 88320 94208 97336 101568 117760 121670 122880 126960 135424 141312 146004 169280 176640 182505 188416 194672 203136 235520 243340 245760 253920 270848 282624 292008 338560 353280 365010 376832 389344 406272 471040 486680 507840 541696 565248 584016 677120 706560 730020 778688 812544 942080 973360 1015680 1083392 1130496 1168032 1354240 1413120 1460040 1557376 1625088 1884160 1946720 2031360 2166784 2336064 2708480 2826240 2920080 3114752 3250176 3893440 4062720 4333568 4672128 5416960 5652480 5840160 6229504 6500352 7786880 8125440 8667136 9344256 10833920 11680320 12459008 13000704 15573760 16250880 18688512 21667840 23360640 24918016 26001408 31147520 32501760 37377024 43335680 46721280 49836032 62295040 65003520 74754048 93442560 99672064 124590080 130007040 149508096 186885120 199344128 249180160 299016192 373770240 498360320 598032384 747540480 996720640 1495080960 2990161920
• Sum of all divisors σ(n): 10003109760
• Sum of proper divisors (its aliquot sum) s(n): 7012947840
• 2990161920 is an abundant number, because the sum of its proper divisors (7012947840) is greater than itself. Its abundance is 4022785920

Bases of 2990161920

• Binary: 10110010001110100100000000000000₂
• Hexadecimal: 0xB23A4000
• Base-36: 1DG9JPC

Squares and roots of 2990161920

• 2990161920 squared (2990161920²) is 8941068307818086400
• 2990161920 cubed (2990161920³) is 26735241978156480240549888000
• The square root of 2990161920 is 54682.3730282437
• The cube root of 2990161920 is 1440.6712919501

Scales and comparisons

• 2,990,161,920 seconds is equal to 95 years, 4 weeks, 8 hours, 32 minutes.
• To count from 1 to 2,990,161,920 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 2990161920 cubic inches would be around 120.1 feet tall.

Recreational maths with 2990161920

• 2990161920 backwards is 0291610992
• The number of decimal digits it has is: 10
• The sum of 2990161920's digits is 39
• More coming soon!