18719490048

Names of 18719490048

• Cardinal: 18719490048 can be written as Eighteen billion, seven hundred nineteen million, four hundred ninety thousand and forty-eight.

Scientific notation

• Scientific notation: 1.8719490048 × 10¹⁰

Factors of 18719490048

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 1380

Divisors of 18719490048

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 41 42 48 56 64 82 84 96 112 123 128 164 168 192 224 246 256 287 328 336 384 448 492 512 574 656 672 768 861 896 984 1024 1148 1312 1327 1344 1536 1722 1792 1968 2048 2296 2624 2654 2688 3072 3444 3584 3936 3981 4096 4592 5248 5308 5376 6144 6888 7168 7872 7962 8192 9184 9289 10496 10616 10752 12288 13776 14336 15744 15924 16384 18368 18578 20992 21232 21504 24576 27552 27867 28672 31488 31848 36736 37156 41984 42464 43008 49152 54407 55104 55734 57344 62976 63696 73472 74312 83968 84928 86016 108814 110208 111468 114688 125952 127392 146944 148624 163221 167936 169856 172032 217628 220416 222936 251904 254784 293888 297248 326442 335872 339712 344064 380849 435256 440832 445872 503808 509568 587776 594496 652884 671744 679424 761698 870512 881664 891744 1007616 1019136 1142547 1175552 1188992 1305768 1358848 1523396 1741024 1763328 1783488 2015232 2038272 2285094 2351104 2377984 2611536 2717696 3046792 3482048 3526656 3566976 4076544 4570188 4702208 4755968 5223072 5435392 6093584 6964096 7053312 7133952 8153088 9140376 9511936 10446144 10870784 12187168 13928192 14106624 14267904 16306176 18280752 19023872 20892288 21741568 24374336 27856384 28535808 32612352 36561504 38047744 41784576 48748672 55712768 57071616 65224704 73123008 76095488 83569152 97497344 111425536 114143232 146246016 152190976 167138304 194994688 222851072 228286464 292492032 334276608 389989376 445702144 456572928 584984064 668553216 779978752 891404288 1169968128 1337106432 1559957504 2339936256 2674212864 3119915008 4679872512 6239830016 9359745024 18719490048
• Sum of all divisors σ(n): 58483590144
• Sum of proper divisors (its aliquot sum) s(n): 39764100096
• 18719490048 is an abundant number, because the sum of its proper divisors (39764100096) is greater than itself. Its abundance is 21044610048

Bases of 18719490048

• Binary: 10001011011110001001100000000000000₂
• Hexadecimal: 0x45BC4C000
• Base-36: 8LL3MYO

Squares and roots of 18719490048

• 18719490048 squared (18719490048²) is 350419307657171042304
• 18719490048 cubed (18719490048³) is 6559670742315463522243514990592
• The square root of 18719490048 is 136819.1874263255
• The cube root of 18719490048 is 2655.2046779195

Scales and comparisons

• 18,719,490,048 seconds is equal to 595 years, 11 weeks, 3 days, 18 hours, 20 minutes, 48 seconds.
• To count from 1 to 18,719,490,048 would take you about one thousand, one hundred ninety 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 18719490048 cubic inches would be around 221.3 feet tall.

Recreational maths with 18719490048

• 18719490048 backwards is 84009491781
• The number of decimal digits it has is: 11
• The sum of 18719490048's digits is 51
• More coming soon!