15420549312

Names of 15420549312

• Cardinal: 15420549312 can be written as Fifteen billion, four hundred twenty million, five hundred forty-nine thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.5420549312 × 10¹⁰

Factors of 15420549312

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 3600

Divisors of 15420549312

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 32 34 36 42 48 49 51 54 56 63 64 68 72 81 84 96 98 102 108 112 119 126 136 144 147 153 162 168 189 192 196 204 216 224 238 252 272 288 294 306 324 336 357 378 392 408 432 441 448 459 476 504 544 567 576 588 612 648 672 714 756 784 816 833 864 882 918 952 1008 1071 1088 1134 1176 1224 1296 1323 1344 1377 1428 1512 1568 1632 1666 1728 1764 1836 1904 2016 2142 2268 2352 2448 2499 2592 2646 2754 2856 3024 3136 3213 3264 3332 3528 3571 3672 3808 3969 4032 4284 4536 4704 4896 4998 5184 5292 5508 5712 6048 6426 6664 7056 7142 7344 7497 7616 7938 8568 9072 9408 9639 9792 9996 10584 10713 11016 11424 12096 12852 13328 14112 14284 14688 14994 15876 17136 18144 19278 19992 21168 21426 22032 22491 22848 24997 25704 26656 28224 28568 29376 29988 31752 32139 34272 36288 38556 39984 42336 42852 44064 44982 49994 51408 53312 57136 59976 60707 63504 64278 67473 68544 74991 77112 79968 84672 85704 88128 89964 96417 99988 102816 114272 119952 121414 127008 128556 134946 149982 154224 159936 171408 174979 179928 182121 192834 199976 205632 224973 228544 239904 242828 254016 257112 269892 289251 299964 308448 342816 349958 359856 364242 385668 399952 424949 449946 479808 485656 514224 524937 539784 546363 578502 599928 616896 674919 685632 699916 719712 728484 771336 799904 849898 899892 971312 1028448 1049874 1079568 1092726 1157004 1199856 1274847 1349838 1399832 1439424 1456968 1542672 1574811 1599808 1639089 1699796 1799784 1942624 2024757 2056896 2099748 2159136 2185452 2314008 2399712 2549694 2699676 2799664 2913936 2974643 3085344 3149622 3278178 3399592 3599568 3824541 3885248 4049514 4199496 4318272 4370904 4628016 4724433 4799424 4917267 5099388 5399352 5599328 5827872 5949286 6170688 6299244 6556356 6799184 7199136 7649082 8099028 8398992 8741808 8923929 9256032 9448866 9834534 10198776 10798704 11198656 11473623 11655744 11898572 12598488 13112712 13598368 14173299 14398272 15298164 16198056 16797984 17483616 17847858 18512064 18897732 19669068 20397552 21597408 22947246 23797144 25196976 26225424 26771787 27196736 28346598 30596328 32396112 33595968 34420869 34967232 35695716 37795464 39338136 40795104 43194816 45894492 47594288 50393952 52450848 53543574 56693196 61192656 64792224 68841738 71391432 75590928 78676272 80315361 81590208 91788984 95188576 100787904 104901696 107087148 113386392 122385312 129584448 137683476 142782864 151181856 157352544 160630722 183577968 190377152 214174296 226772784 240946083 244770624 275366952 285565728 302363712 314705088 321261444 367155936 428348592 453545568 481892166 550733904 571131456 642522888 734311872 856697184 907091136 963784332 1101467808 1285045776 1713394368 1927568664 2202935616 2570091552 3855137328 5140183104 7710274656 15420549312
• Sum of all divisors σ(n): 56318088024
• Sum of proper divisors (its aliquot sum) s(n): 40897538712
• 15420549312 is an abundant number, because the sum of its proper divisors (40897538712) is greater than itself. Its abundance is 25476989400

Bases of 15420549312

• Binary: 1110010111001000101110100011000000₂
• Hexadecimal: 0x39722E8C0
• Base-36: 730ZW00

Squares and roots of 15420549312

• 15420549312 squared (15420549312²) is 237793341083823673344
• 15420549312 cubed (15420549312³) is 3666903942248338480314131939328
• The square root of 15420549312 is 124179.5043958545
• The cube root of 15420549312 is 2489.0480553301

Scales and comparisons

• 15,420,549,312 seconds is equal to 490 years, 16 weeks, 6 days, 13 hours, 55 minutes, 12 seconds.
• To count from 1 to 15,420,549,312 would take you about nine hundred eighty 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 15420549312 cubic inches would be around 207.4 feet tall.

Recreational maths with 15420549312

• 15420549312 backwards is 21394502451
• 15420549312 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 15420549312's digits is 36
• More coming soon!