18149722500

Names of 18149722500

• Cardinal: 18149722500 can be written as Eighteen billion, one hundred forty-nine million, seven hundred twenty-two thousand, five hundred.

Scientific notation

• Scientific notation: 1.81497225 × 10¹⁰

Factors of 18149722500

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 190

Divisors of 18149722500

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 20 21 25 26 28 29 30 35 39 42 49 50 52 58 60 65 70 75 78 84 87 91 98 100 105 116 125 130 131 140 145 147 150 156 174 175 182 195 196 203 210 245 250 260 262 273 290 294 300 325 348 350 364 375 377 390 393 406 420 435 455 490 500 524 525 546 580 588 609 625 637 650 655 700 725 735 750 754 780 786 812 870 875 910 917 975 980 1015 1050 1092 1131 1218 1225 1250 1274 1300 1310 1365 1421 1450 1470 1500 1508 1572 1625 1703 1740 1750 1820 1834 1875 1885 1911 1950 1965 2030 2100 2175 2262 2275 2436 2450 2500 2548 2620 2625 2639 2730 2751 2842 2900 2940 3045 3185 3250 3275 3406 3500 3625 3668 3675 3750 3770 3799 3822 3900 3930 4060 4263 4350 4375 4524 4550 4585 4875 4900 5075 5109 5250 5278 5460 5502 5655 5684 6090 6125 6370 6419 6500 6550 6812 6825 7105 7250 7350 7500 7540 7598 7644 7860 7917 8125 8515 8526 8700 8750 9100 9170 9425 9555 9750 9825 10150 10218 10500 10556 10875 11004 11310 11375 11397 11921 12180 12250 12740 12838 13100 13125 13195 13650 13755 14210 14500 14700 15196 15225 15834 15925 16250 16375 17030 17052 17500 18125 18340 18375 18473 18850 18995 19110 19257 19500 19650 20300 20436 21315 21750 22620 22750 22794 22925 23842 24375 24500 25375 25545 25676 26250 26390 26593 27300 27510 28275 28420 30450 30625 31668 31850 32095 32500 32750 34060 34125 35525 35763 36250 36750 36946 37700 37990 38220 38514 39300 39585 42575 42630 43500 45500 45588 45850 47125 47684 47775 48750 49125 49387 50750 51090 52500 52780 53186 54375 55020 55419 56550 56875 56985 59605 60900 61250 63700 64190 65500 65975 68250 68775 71050 71526 72500 73500 73892 75980 76125 77028 79170 79625 79779 81875 83447 85150 85260 91700 91875 92365 94250 94975 95550 96285 97500 98250 98774 101500 102180 106372 106575 108750 110838 113100 113750 113970 114625 119210 122500 126875 127725 128380 131950 132965 136500 137550 141375 142100 143052 148161 152250 158340 159250 159558 160475 163750 166894 170300 170625 177625 178815 183750 184730 186151 188500 189950 191100 192570 196500 197548 197925 212875 213150 217500 221676 227500 227940 229250 235625 238420 238875 245625 246935 250341 253750 255450 263900 265930 275100 277095 282750 284925 296322 298025 304500 318500 319116 320950 327500 329875 333788 341250 343875 345709 355250 357630 367500 369460 372302 379900 380625 385140 395850 398125 398895 417235 425750 426300 458500 461825 471250 474875 477750 481425 491250 493870 500682 507500 510900 531860 532875 554190 558453 565500 569850 573125 592644 596050 638625 641900 659750 664825 682500 687750 691418 706875 710500 715260 740805 744604 761250 791700 796250 797790 802375 834470 851500 888125 894075 923650 930755 942500 949750 955500 962850 982500 987740 989625 1001364 1037127 1064375 1065750 1108380 1116906 1139700 1146250 1192100 1194375 1234675 1251705 1277250 1319500 1329650 1375500 1382836 1385475 1413750 1424625 1481610 1490125 1522500 1592500 1595580 1604750 1649375 1668940 1719375 1728545 1776250 1788150 1847300 1861510 1899500 1925700 1979250 1994475 2074254 2086175 2128750 2131500 2233812 2292500 2309125 2374375 2388750 2407125 2419963 2469350 2503410 2554500 2659300 2664375 2770950 2792265 2827500 2849250 2963220 2980250 3193125 3209500 3298750 3324125 3438750 3457090 3552500 3576300 3704025 3723020 3958500 3988950 4011875 4148508 4172350 4257500 4470375 4618250 4653775 4748750 4777500 4814250 4839926 4938700 4948125 5006820 5185635 5328750 5541900 5584530 5698500 5960500 6173375 6258525 6386250 6597500 6648250 6877500 6914180 6927375 7123125 7259889 7408050 7450625 7977900 8023750 8344700 8642725 8940750 9236500 9307550 9497500 9628500 9679852 9896250 9972375 10371270 10430875 10657500 11169060 11545625 12035625 12099815 12346750 12517050 12772500 13296500 13854750 13961325 14246250 14519778 14816100 14901250 16047500 16620625 17285450 17881500 18520125 18615100 19792500 19944750 20742540 20861750 22351875 23091250 23268875 24071250 24199630 24693500 25034100 25928175 27709500 27922650 28492500 29039556 29802500 30866875 31292625 33241250 34570900 34636875 36299445 37040250 39889500 41723500 43213625 44703750 46182500 46537750 48142500 48399260 49861875 51856350 52154375 55845300 60499075 61733750 62585250 66482500 69273750 69806625 72598890 74080500 86427250 89407500 92600625 93075500 99723750 103712700 104308750 116344375 120998150 123467500 125170500 129640875 138547500 139613250 145197780 156463125 172854500 181497225 185201250 199447500 208617500 216068125 232688750 241996300 259281750 279226500 302495375 312926250 349033125 362994450 370402500 432136250 465377500 518563500 604990750 625852500 648204375 698066250 725988900 864272500 907486125 1209981500 1296408750 1396132500 1512476875 1814972250 2592817500 3024953750 3629944500 4537430625 6049907500 9074861250 18149722500
• Sum of all divisors σ(n): 69104629440
• Sum of proper divisors (its aliquot sum) s(n): 50954906940
• 18149722500 is an abundant number, because the sum of its proper divisors (50954906940) is greater than itself. Its abundance is 32805184440

Bases of 18149722500

• Binary: 10000111001110011101100100110000100₂
• Hexadecimal: 0x439CEC984
• Base-36: 8C5VJIC

Squares and roots of 18149722500

• 18149722500 squared (18149722500²) is 329412426827006250000
• 18149722500 cubed (18149722500³) is 5978744134961718943265625000000
• The square root of 18149722500 is 134720.9059500419
• The cube root of 18149722500 is 2627.9877092851

Scales and comparisons

• 18,149,722,500 seconds is equal to 577 years, 5 weeks, 3 days, 5 hours, 35 minutes.
• To count from 1 to 18,149,722,500 would take you about one thousand, one 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 18149722500 cubic inches would be around 219 feet tall.

Recreational maths with 18149722500

• 18149722500 backwards is 00522794181
• 18149722500 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18149722500's digits is 39
• More coming soon!