15438139342848

Names of 15438139342848

• Cardinal: 15438139342848 can be written as Fifteen trillion, four hundred thirty-eight billion, one hundred thirty-nine million, three hundred forty-two thousand, eight hundred forty-eight.

Scientific notation

• Scientific notation: 1.5438139342848 × 10¹³

Factors of 15438139342848

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 1131

Divisors of 15438139342848

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 29 32 36 48 54 58 64 72 87 96 108 116 128 144 174 192 216 232 256 261 288 348 384 432 464 512 522 576 696 768 783 864 928 1024 1044 1097 1152 1392 1536 1566 1728 1856 2048 2088 2194 2304 2784 3072 3132 3291 3456 3712 4096 4176 4388 4608 5568 6144 6264 6582 6912 7424 8192 8352 8776 9216 9873 11136 12288 12528 13164 13824 14848 16384 16704 17552 18432 19746 22272 24576 25056 26328 27648 29619 29696 31813 33408 35104 36864 39492 44544 49152 50112 52656 55296 59238 59392 63626 66816 70208 73728 78984 89088 95439 100224 105312 110592 118476 118784 127252 133632 140416 147456 157968 178176 190878 200448 210624 221184 236952 237568 254504 267264 280832 286317 315936 356352 381756 400896 421248 442368 473904 475136 509008 534528 561664 572634 631872 712704 763512 801792 842496 858951 947808 1018016 1069056 1123328 1145268 1203409 1263744 1425408 1527024 1603584 1684992 1717902 1895616 2036032 2138112 2246656 2290536 2406818 2527488 3054048 3207168 3369984 3435804 3610227 3791232 4072064 4276224 4493312 4581072 4813636 5054976 6108096 6414336 6739968 6871608 7220454 7582464 8144128 8986624 9162144 9627272 10109952 10830681 12216192 12828672 13479936 13743216 14440908 15164928 16288256 17973248 18324288 19254544 20219904 21661362 24432384 26959872 27486432 28881816 30329856 32492043 32576512 34898861 36648576 38509088 40439808 43322724 48864768 53919744 54972864 57763632 60659712 64984086 65153024 69797722 73297152 77018176 80879616 86645448 97729536 104696583 109945728 115527264 121319424 129968172 130306048 139595444 146594304 154036352 161759232 173290896 195459072 209393166 219891456 231054528 242638848 259936344 260612096 279190888 293188608 308072704 314089749 346581792 390918144 418786332 439782912 462109056 485277696 519872688 521224192 558381776 586377216 616145408 628179498 693163584 781836288 837572664 879565824 924218112 942269247 1039745376 1116763552 1172754432 1232290816 1256358996 1386327168 1563672576 1675145328 1759131648 1848436224 1884538494 2079490752 2233527104 2345508864 2464581632 2512717992 2772654336 3350290656 3518263296 3696872448 3769076988 4158981504 4467054208 4691017728 4929163264 5025435984 5545308672 6700581312 7036526592 7393744896 7538153976 8317963008 8934108416 9858326528 10050871968 11090617344 13401162624 14073053184 14787489792 15076307952 16635926016 17868216832 19716653056 20101743936 22181234688 26802325248 29574979584 30152615904 33271852032 35736433664 40203487872 44362469376 53604650496 59149959168 60305231808 66543704064 71472867328 80406975744 88724938752 107209300992 120610463616 133087408128 142945734656 160813951488 177449877504 214418601984 241220927232 266174816256 285891469312 321627902976 428837203968 482441854464 532349632512 571782938624 643255805952 857674407936 964883708928 1286511611904 1715348815872 1929767417856 2573023223808 3859534835712 5146046447616 7719069671424 15438139342848
• Sum of all divisors σ(n): 47361697042800
• Sum of proper divisors (its aliquot sum) s(n): 31923557699952
• 15438139342848 is an abundant number, because the sum of its proper divisors (31923557699952) is greater than itself. Its abundance is 16485418357104

Bases of 15438139342848

• Binary: 11100000101001111000110011111100000000000000₂
• Hexadecimal: 0xE0A78CFC000
• Base-36: 5H06LKAO0

Squares and roots of 15438139342848

• 15438139342848 squared (15438139342848²) is 238336146369191277288751104
• 15438139342848 cubed (15438139342848³) is 3679466638084991366755773715849194504192
• The square root of 15438139342848 is 3929139.7713555571
• The cube root of 15438139342848 is 24899.9410453533

Scales and comparisons

• 15,438,139,342,848 seconds is equal to 490,885 years, 4 weeks, 7 hours, 40 minutes, 48 seconds.
• To count from 1 to 15,438,139,342,848 would take you about one million, two hundred twenty-seven thousand, two hundred twelve 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 15438139342848 cubic inches would be around 2075 feet tall.

Recreational maths with 15438139342848

• 15438139342848 backwards is 84824393183451
• The number of decimal digits it has is: 14
• The sum of 15438139342848's digits is 63
• More coming soon!