1988838144

Names of 1988838144

• Cardinal: 1988838144 can be written as One billion, nine hundred eighty-eight million, eight hundred thirty-eight thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 1.988838144 × 10⁹

Factors of 1988838144

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 208

Divisors of 1988838144

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 53 54 61 64 72 89 96 106 108 122 128 144 159 178 183 192 212 216 244 256 267 288 318 356 366 384 424 432 477 488 534 549 576 636 712 732 768 801 848 864 954 976 1068 1098 1152 1272 1424 1431 1464 1602 1647 1696 1728 1908 1952 2136 2196 2304 2403 2544 2848 2862 2928 3204 3233 3294 3392 3456 3816 3904 4272 4392 4717 4806 5088 5429 5696 5724 5856 6408 6466 6588 6784 6912 7632 7808 8544 8784 9434 9612 9699 10176 10858 11392 11448 11712 12816 12932 13176 13568 14151 15264 15616 16287 17088 17568 18868 19224 19398 20352 21716 22784 22896 23424 25632 25864 26352 28302 29097 30528 32574 34176 35136 37736 38448 38796 40704 42453 43432 45792 46848 48861 51264 51728 52704 56604 58194 61056 65148 68352 70272 75472 76896 77592 84906 86864 87291 91584 97722 102528 103456 105408 113208 116388 122112 127359 130296 140544 146583 150944 153792 155184 169812 173728 174582 183168 195444 205056 206912 210816 226416 232776 254718 260592 287737 293166 301888 307584 310368 339624 347456 349164 366336 390888 413824 421632 452832 465552 509436 521184 575474 586332 603776 615168 620736 679248 694912 698328 781776 827648 863211 905664 931104 1018872 1042368 1150948 1172664 1207552 1241472 1358496 1389824 1396656 1563552 1726422 1811328 1862208 2037744 2084736 2301896 2345328 2482944 2589633 2716992 2793312 3127104 3452844 3622656 3724416 4075488 4169472 4603792 4690656 5179266 5433984 5586624 6254208 6905688 7448832 7768899 8150976 9207584 9381312 10358532 10867968 11173248 12508416 13811376 15537798 16301952 18415168 18762624 20717064 22346496 27622752 31075596 32603904 36830336 37525248 41434128 55245504 62151192 73660672 82868256 110491008 124302384 165736512 220982016 248604768 331473024 497209536 662946048 994419072 1988838144
• Sum of all divisors σ(n): 6158980800
• Sum of proper divisors (its aliquot sum) s(n): 4170142656
• 1988838144 is an abundant number, because the sum of its proper divisors (4170142656) is greater than itself. Its abundance is 2181304512

Bases of 1988838144

• Binary: 1110110100010110100001100000000₂
• Hexadecimal: 0x768B4300
• Base-36: WW3PC0

Squares and roots of 1988838144

• 1988838144 squared (1988838144²) is 3955477163029364736
• 1988838144 cubed (1988838144³) is 7866803859553707179045289984
• The square root of 1988838144 is 44596.3916029089
• The cube root of 1988838144 is 1257.5728331641

Scales and comparisons

• 1,988,838,144 seconds is equal to 63 years, 12 weeks, 2 days, 23 hours, 2 minutes, 24 seconds.
• To count from 1 to 1,988,838,144 would take you about one hundred twenty-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 1988838144 cubic inches would be around 104.8 feet tall.

Recreational maths with 1988838144

• 1988838144 backwards is 4418388891
• 1988838144 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1988838144's digits is 54
• More coming soon!