138995051912864064

Names of 138995051912864064

• Cardinal: 138995051912864064 can be written as One hundred thirty-eight quadrillion, nine hundred ninety-five trillion, fifty-one billion, nine hundred twelve million, eight hundred sixty-four thousand and sixty-four.

Scientific notation

• Scientific notation: 1.38995051912864064 × 10¹⁷

Factors of 138995051912864064

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 14394

Divisors of 138995051912864064

• Number of divisors d(n): 147
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 144 162 192 216 243 288 324 432 486 576 648 729 864 972 1296 1458 1728 1944 2592 2916 3888 5184 5832 7776 11664 14389 15552 23328 28778 43167 46656 57556 86334 115112 129501 172668 230224 259002 345336 388503 460448 518004 690672 777006 920896 1036008 1165509 1381344 1554012 2072016 2331018 2762688 3108024 3496527 4144032 4662036 6216048 6993054 8288064 9324072 10489581 12432096 13986108 18648144 20979162 24864192 27972216 37296288 41958324 55944432 74592576 83916648 111888864 167833296 207043321 223777728 335666592 414086642 621129963 671333184 828173284 1242259926 1656346568 1863389889 2484519852 3312693136 3726779778 4969039704 5590169667 6625386272 7453559556 9938079408 11180339334 13250772544 14907119112 16770509001 19876158816 22360678668 29814238224 33541018002 39752317632 44721357336 50311527003 59628476448 67082036004 89442714672 100623054006 119256952896 134164072008 150934581009 178885429344 201246108012 268328144016 301869162018 357770858688 402492216024 536656288032 603738324036 804984432048 1073312576064 1207476648072 1609968864096 2414953296144 3219937728192 4829906592288 9659813184576
• Sum of all divisors σ(n): 139014133987601109
• Sum of proper divisors (its aliquot sum) s(n): 19082074737045
• 138995051912864064 is a deficient number, because the sum of its proper divisors (19082074737045) is less than itself. Its deficiency is 138975969838127019

Bases of 138995051912864064

• Binary: 111101101110011110100001101100110110011011010000101000000₂
• Hexadecimal: 0x1EDCF4366CDA140
• Base-36: 120LMTCB1000

Squares and roots of 138995051912864064

• 138995051912864064 squared (138995051912864064²) is 19319624456259776096815327342596096
• 138995051912864064 cubed (138995051912864064³) is 2685332204234865743920516809034736011373488505094144
• The square root of 138995051912864064 is 372820401.6854014175
• 138995051912864064 is a perfect cube number. Its cube root is 518004

Scales and comparisons

• 138,995,051,912,864,064 seconds is equal to 4,419,612,710 years, 47 weeks, 6 hours, 14 minutes, 24 seconds.
• To count from 1 to 138,995,051,912,864,064 would take you about thirteen billion, two hundred fifty-eight million, eight hundred thirty-eight thousand, one hundred thirty-two 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 138995051912864064 cubic inches would be around 43167 feet tall.

Recreational maths with 138995051912864064

• 138995051912864064 backwards is 460468219150599831
• 138995051912864064 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 138995051912864064's digits is 81
• More coming soon!