13987750920

Names of 13987750920

• Cardinal: 13987750920 can be written as Thirteen billion, nine hundred eighty-seven million, seven hundred fifty thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.398775092 × 10¹⁰

Factors of 13987750920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2436

Divisors of 13987750920

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 13 15 20 22 24 26 30 33 39 40 44 52 55 60 65 66 78 88 104 110 120 130 132 143 156 165 195 220 260 264 286 312 330 390 409 429 440 520 572 660 715 780 818 858 1144 1227 1320 1430 1560 1636 1716 1993 2045 2145 2454 2860 3272 3432 3986 4090 4290 4499 4908 5317 5720 5979 6135 7972 8180 8580 8998 9816 9965 10634 11958 12270 13497 15944 15951 16360 17160 17996 19930 21268 21923 22495 23916 24540 25909 26585 26994 29895 31902 35992 39860 42536 43846 44990 47832 49080 51818 53170 53988 58487 59790 63804 65769 67485 77727 79720 79755 87692 89980 103636 106340 107976 109615 116974 119580 127608 129545 131538 134970 155454 159510 175384 175461 179960 207272 212680 219230 233948 239160 259090 263076 269940 284999 292435 310908 319020 328845 350922 388635 438460 467896 518180 526152 539880 569998 584870 621816 638040 657690 701844 777270 815137 854997 876920 877305 1036360 1139996 1169740 1315380 1403688 1424995 1554540 1630274 1709994 1754610 2279992 2339480 2445411 2630760 2849990 3109080 3260548 3419988 3509220 4075685 4274985 4890822 5699980 6521096 6839976 7018440 8151370 8549970 8966507 9781644 10596781 11399960 12227055 16302740 17099940 17933014 19563288 21193562 24454110 26899521 31790343 32605480 34199880 35866028 42387124 44832535 48908220 52983905 53799042 63580686 71732056 84774248 89665070 97816440 105967810 107598084 116564591 127161372 134497605 158951715 179330140 211935620 215196168 233129182 254322744 268995210 317903430 349693773 358660280 423871240 466258364 537990420 582822955 635806860 699387546 932516728 1075980840 1165645910 1271613720 1398775092 1748468865 2331291820 2797550184 3496937730 4662583640 6993875460 13987750920
• Sum of all divisors σ(n): 49444819200
• Sum of proper divisors (its aliquot sum) s(n): 35457068280
• 13987750920 is an abundant number, because the sum of its proper divisors (35457068280) is greater than itself. Its abundance is 21469317360

Bases of 13987750920

• Binary: 1101000001101111000010010000001000₂
• Hexadecimal: 0x341BC2408
• Base-36: 6FBY1OO

Squares and roots of 13987750920

• 13987750920 squared (13987750920²) is 195657175799960846400
• 13987750920 cubed (13987750920³) is 2736803840800504065195578688000
• The square root of 13987750920 is 118269.8225245983
• The cube root of 13987750920 is 2409.4391537101

Scales and comparisons

• 13,987,750,920 seconds is equal to 444 years, 39 weeks, 6 days, 6 hours, 22 minutes.
• To count from 1 to 13,987,750,920 would take you about eight hundred eighty-nine 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 13987750920 cubic inches would be around 200.8 feet tall.

Recreational maths with 13987750920

• 13987750920 backwards is 02905778931
• The number of decimal digits it has is: 11
• The sum of 13987750920's digits is 51
• More coming soon!