30888138240

Names of 30888138240

• Cardinal: 30888138240 can be written as Thirty billion, eight hundred eighty-eight million, one hundred thirty-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 3.088813824 × 10¹⁰

Factors of 30888138240

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 623

Divisors of 30888138240

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 243 256 270 288 320 324 360 384 405 432 480 486 512 540 576 613 640 648 720 729 768 810 864 960 972 1080 1152 1215 1226 1280 1296 1440 1458 1536 1620 1728 1839 1920 1944 2160 2187 2304 2430 2452 2560 2592 2880 2916 3065 3240 3456 3645 3678 3840 3888 4320 4374 4608 4860 4904 5184 5517 5760 5832 6130 6480 6561 6912 7290 7356 7680 7776 8640 8748 9195 9720 9808 10368 10935 11034 11520 11664 12260 12960 13122 13824 14580 14712 15552 16551 17280 17496 18390 19440 19616 19683 20736 21870 22068 23040 23328 24520 25920 26244 27585 29160 29424 31104 32805 33102 34560 34992 36780 38880 39232 39366 41472 43740 44136 46656 49040 49653 51840 52488 55170 58320 58848 62208 65610 66204 69120 69984 73560 77760 78464 78732 82755 87480 88272 93312 98080 98415 99306 103680 104976 110340 116640 117696 124416 131220 132408 139968 147120 148959 155520 156928 157464 165510 174960 176544 186624 196160 196830 198612 207360 209952 220680 233280 235392 248265 262440 264816 279936 294240 297918 311040 313856 314928 331020 349920 353088 373248 392320 393660 397224 419904 441360 446877 466560 470784 496530 524880 529632 559872 588480 595836 622080 629856 662040 699840 706176 744795 784640 787320 794448 839808 882720 893754 933120 941568 993060 1049760 1059264 1119744 1176960 1191672 1259712 1324080 1340631 1399680 1412352 1489590 1569280 1574640 1588896 1679616 1765440 1787508 1866240 1986120 2099520 2118528 2234385 2353920 2383344 2519424 2648160 2681262 2799360 2824704 2979180 3149280 3177792 3359232 3530880 3575016 3972240 4021893 4199040 4237056 4468770 4707840 4766688 5038848 5296320 5362524 5598720 5958360 6298560 6355584 6703155 7061760 7150032 7944480 8043786 8398080 8474112 8937540 9533376 10077696 10592640 10725048 11916720 12065679 12597120 12711168 13406310 14123520 14300064 15888960 16087572 16796160 17875080 19066752 20109465 21185280 21450096 23833440 24131358 25194240 25422336 26812620 28600128 31777920 32175144 35750160 38133504 40218930 42370560 42900192 47666880 48262716 50388480 53625240 57200256 60328395 63555840 64350288 71500320 76267008 80437860 85800384 95333760 96525432 107250480 114400512 120656790 127111680 128700576 143000640 160875720 171600768 190667520 193050864 214500960 228801024 241313580 257401152 286001280 321751440 343201536 381335040 386101728 429001920 482627160 514802304 572002560 643502880 686403072 772203456 858003840 965254320 1029604608 1144005120 1287005760 1544406912 1716007680 1930508640 2059209216 2574011520 3088813824 3432015360 3861017280 5148023040 6177627648 7722034560 10296046080 15444069120 30888138240
• Sum of all divisors σ(n): 111268043568
• Sum of proper divisors (its aliquot sum) s(n): 80379905328
• 30888138240 is an abundant number, because the sum of its proper divisors (80379905328) is greater than itself. Its abundance is 49491767088

Bases of 30888138240

• Binary: 11100110001000100111001011000000000₂
• Hexadecimal: 0x731139600
• Base-36: E6U0000

Squares and roots of 30888138240

• 30888138240 squared (30888138240²) is 954077083933350297600
• 30888138240 cubed (30888138240³) is 29469664860149406938613940224000
• The square root of 30888138240 is 175750.2154763971
• The cube root of 30888138240 is 3137.5975998379

Scales and comparisons

• 30,888,138,240 seconds is equal to 982 years, 7 weeks, 4 days, 14 hours, 24 minutes.
• To count from 1 to 30,888,138,240 would take you about one thousand, nine hundred sixty-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 30888138240 cubic inches would be around 261.5 feet tall.

Recreational maths with 30888138240

• 30888138240 backwards is 04283188803
• 30888138240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30888138240's digits is 45
• More coming soon!