7145899740

Names of 7145899740

• Cardinal: 7145899740 can be written as Seven billion, one hundred forty-five million, eight hundred ninety-nine thousand, seven hundred forty.

Scientific notation

• Scientific notation: 7.14589974 × 10⁹

Factors of 7145899740

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1932

Divisors of 7145899740

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 47 60 63 67 70 84 90 94 105 126 134 140 141 180 188 201 210 235 252 268 282 315 329 335 402 420 423 469 470 564 603 630 658 670 705 804 846 938 940 987 1005 1206 1260 1316 1340 1407 1410 1645 1692 1801 1876 1974 2010 2115 2345 2412 2814 2820 2961 3015 3149 3290 3602 3948 4020 4221 4230 4690 4935 5403 5628 5922 6030 6298 6580 7035 7204 8442 8460 9005 9380 9447 9870 10806 11844 12060 12596 12607 14070 14805 15745 16209 16884 18010 18894 19740 21105 21612 22043 25214 27015 28140 28341 29610 31490 32418 36020 37788 37821 42210 44086 47235 50428 54030 56682 59220 62980 63035 64836 66129 75642 81045 84420 84647 88172 94470 108060 110215 113364 113463 120667 126070 132258 141705 151284 162090 169294 188940 189105 198387 220430 226926 241334 252140 253941 264516 283410 324180 330645 338588 362001 378210 396774 423235 440860 453852 482668 507882 566820 567315 592529 603335 661290 724002 756420 761823 793548 844669 846470 991935 1015764 1086003 1134630 1185058 1206670 1269705 1322580 1448004 1523646 1689338 1692940 1777587 1810005 1983870 2172006 2269260 2370116 2413340 2534007 2539410 2962645 3047292 3378676 3555174 3620010 3809115 3967740 4223345 4344012 5068014 5078820 5332761 5430015 5671349 5925290 7110348 7240020 7602021 7618230 8446690 8887935 10136028 10665522 10860030 11342698 11850580 12670035 15204042 15236460 16893380 17014047 17775870 21331044 21720060 22685396 25340070 26663805 28356745 30408084 34028094 35551740 38010105 39699443 50680140 51042141 53327610 56713490 68056188 76020210 79398886 85070235 102084282 106655220 113426980 119098329 152040420 158797772 170140470 198497215 204168564 238196658 255210705 340280940 357294987 396994430 476393316 510421410 595491645 714589974 793988860 1020842820 1190983290 1429179948 1786474935 2381966580 3572949870 7145899740
• Sum of all divisors σ(n): 25691387904
• Sum of proper divisors (its aliquot sum) s(n): 18545488164
• 7145899740 is an abundant number, because the sum of its proper divisors (18545488164) is greater than itself. Its abundance is 11399588424

Bases of 7145899740

• Binary: 110101001111011011100011011011100₂
• Hexadecimal: 0x1A9EDC6DC
• Base-36: 3A6HFJ0

Squares and roots of 7145899740

• 7145899740 squared (7145899740²) is 51063883094132067600
• 7145899740 cubed (7145899740³) is 364897388925748737388502424000
• The square root of 7145899740 is 84533.4238038423
• The cube root of 7145899740 is 1926.1301950335

Scales and comparisons

• 7,145,899,740 seconds is equal to 227 years, 11 weeks, 2 days, 4 hours, 9 minutes.
• To count from 1 to 7,145,899,740 would take you about four hundred fifty-four 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 7145899740 cubic inches would be around 160.5 feet tall.

Recreational maths with 7145899740

• 7145899740 backwards is 0479985417
• The number of decimal digits it has is: 10
• The sum of 7145899740's digits is 54
• More coming soon!