2138427648

Names of 2138427648

• Cardinal: 2138427648 can be written as Two billion, one hundred thirty-eight million, four hundred twenty-seven thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 2.138427648 × 10⁹

Factors of 2138427648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 434

Divisors of 2138427648

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 84 96 108 112 126 128 144 168 189 192 193 216 224 229 252 256 288 336 378 384 386 432 448 458 504 576 579 672 687 756 768 772 864 896 916 1008 1152 1158 1344 1351 1374 1512 1544 1603 1728 1737 1792 1832 2016 2061 2304 2316 2688 2702 2748 3024 3088 3206 3456 3474 3664 4032 4053 4122 4632 4809 5211 5376 5404 5496 6048 6176 6183 6412 6912 6948 7328 8064 8106 8244 9264 9618 10422 10808 10992 12096 12159 12352 12366 12824 13896 14427 14656 16128 16212 16488 18528 19236 20844 21616 21984 24192 24318 24704 24732 25648 27792 28854 29312 32424 32976 36477 37056 38472 41688 43232 43281 43968 44197 48384 48636 49408 49464 51296 55584 57708 58624 64848 65952 72954 74112 76944 83376 86464 86562 87936 88394 97272 98928 102592 111168 115416 129696 131904 132591 145908 148224 153888 166752 172928 173124 175872 176788 194544 197856 205184 222336 230832 259392 263808 265182 291816 307776 309379 333504 345856 346248 353576 389088 395712 397773 410368 444672 461664 518784 527616 530364 583632 615552 618758 667008 692496 707152 778176 791424 795546 923328 928137 1037568 1060728 1167264 1193319 1231104 1237516 1334016 1384992 1414304 1556352 1582848 1591092 1846656 1856274 2121456 2334528 2386638 2475032 2769984 2784411 2828608 3112704 3182184 3693312 3712548 4242912 4669056 4773276 4950064 5539968 5568822 5657216 6364368 7425096 8353233 8485824 9338112 9546552 9900128 11079936 11137644 11314432 12728736 14850192 16706466 16971648 19093104 19800256 22275288 25457472 29700384 33412932 33943296 38186208 39600512 44550576 50914944 59400768 66825864 76372416 79201024 89101152 101829888 118801536 133651728 152744832 178202304 237603072 267303456 305489664 356404608 534606912 712809216 1069213824 2138427648
• Sum of all divisors σ(n): 7296262400
• Sum of proper divisors (its aliquot sum) s(n): 5157834752
• 2138427648 is an abundant number, because the sum of its proper divisors (5157834752) is greater than itself. Its abundance is 3019407104

Bases of 2138427648

• Binary: 1111111011101011101000100000000₂
• Hexadecimal: 0x7F75D100
• Base-36: ZD5XC0

Squares and roots of 2138427648

• 2138427648 squared (2138427648²) is 4572872805730811904
• 2138427648 cubed (2138427648³) is 9778757638562101021001121792
• The square root of 2138427648 is 46243.1362258227
• The cube root of 2138427648 is 1288.3430538185

Scales and comparisons

• 2,138,427,648 seconds is equal to 67 years, 51 weeks, 5 days, 7 hours, 40 minutes, 48 seconds.
• To count from 1 to 2,138,427,648 would take you about one hundred thirty-five 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 2138427648 cubic inches would be around 107.4 feet tall.

Recreational maths with 2138427648

• 2138427648 backwards is 8467248312
• The number of decimal digits it has is: 10
• The sum of 2138427648's digits is 45
• More coming soon!