2705489920

Names of 2705489920

• Cardinal: 2705489920 can be written as Two billion, seven hundred five million, four hundred eighty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.70548992 × 10⁹

Factors of 2705489920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 351

Divisors of 2705489920

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 112 128 140 160 196 224 245 256 280 320 337 392 448 490 512 560 640 674 784 896 980 1024 1120 1280 1348 1568 1685 1792 1960 2048 2240 2359 2560 2696 3136 3370 3584 3920 4096 4480 4718 5120 5392 6272 6740 7168 7840 8192 8960 9436 10240 10784 11795 12544 13480 14336 15680 16384 16513 17920 18872 20480 21568 23590 25088 26960 28672 31360 32768 33026 35840 37744 40960 43136 47180 50176 53920 57344 62720 66052 71680 75488 81920 82565 86272 94360 100352 107840 114688 125440 132104 143360 150976 163840 165130 172544 188720 200704 215680 229376 250880 264208 286720 301952 330260 345088 377440 401408 431360 501760 528416 573440 603904 660520 690176 754880 802816 862720 1003520 1056832 1146880 1207808 1321040 1380352 1509760 1605632 1725440 2007040 2113664 2415616 2642080 2760704 3019520 3450880 4014080 4227328 4831232 5284160 5521408 6039040 6901760 8028160 8454656 9662464 10568320 11042816 12078080 13803520 16909312 19324928 21136640 24156160 27607040 33818624 38649856 42273280 48312320 55214080 67637248 77299712 84546560 96624640 135274496 169093120 193249280 270548992 338186240 386498560 541097984 676372480 1352744960 2705489920
• Sum of all divisors σ(n): 7575583860
• Sum of proper divisors (its aliquot sum) s(n): 4870093940
• 2705489920 is an abundant number, because the sum of its proper divisors (4870093940) is greater than itself. Its abundance is 2164604020

Bases of 2705489920

• Binary: 10100001010000101000000000000000₂
• Hexadecimal: 0xA1428000
• Base-36: 18QS1DS

Squares and roots of 2705489920

• 2705489920 squared (2705489920²) is 7319675707221606400
• 2705489920 cubed (2705489920³) is 19803308843556927321407488000
• The square root of 2705489920 is 52014.3241809407
• The cube root of 2705489920 is 1393.4197871211

Scales and comparisons

• 2,705,489,920 seconds is equal to 86 years, 1 week, 2 days, 12 hours, 58 minutes, 40 seconds.
• To count from 1 to 2,705,489,920 would take you about one hundred seventy-two 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 2705489920 cubic inches would be around 116.1 feet tall.

Recreational maths with 2705489920

• 2705489920 backwards is 0299845072
• The number of decimal digits it has is: 10
• The sum of 2705489920's digits is 46
• More coming soon!