121542137024

Names of 121542137024

• Cardinal: 121542137024 can be written as One hundred twenty-one billion, five hundred forty-two million, one hundred thirty-seven thousand and twenty-four.

Scientific notation

• Scientific notation: 1.21542137024 × 10¹¹

Factors of 121542137024

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 207294

Divisors of 121542137024

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 7 8 11 14 16 17 22 28 32 34 44 49 56 64 68 77 88 98 112 119 136 154 176 187 196 224 238 272 308 352 374 392 448 476 539 544 616 704 748 784 833 952 1078 1088 1232 1309 1496 1568 1666 1904 2156 2464 2618 2992 3136 3332 3808 4312 4928 5236 5984 6664 7616 8624 9163 10472 11968 13328 17248 18326 20944 26656 34496 36652 41888 53312 73304 83776 146608 207257 293216 414514 586432 829028 1450799 1658056 2279827 2901598 3316112 3523369 4559654 5803196 6632224 7046738 9119308 10155593 11606392 13264448 14093476 15958789 18238616 20311186 23212784 24663583 28186952 31917578 36477232 38757059 40622372 46425568 49327166 56373904 63835156 72954464 77514118 81244744 92851136 98654332 111711523 112747808 127670312 145908928 155028236 162489488 172645081 197308664 223423046 225495616 255340624 271299413 310056472 324978976 345290162 394617328 446846092 510681248 542598826 620112944 649957952 690580324 789234656 893692184 1021362496 1085197652 1240225888 1381160648 1578469312 1787384368 1899095891 2170395304 2480451776 2762321296 3574768736 3798191782 4340790608 5524642592 7149537472 7596383564 8681581216 11049285184 15192767128 17363162432 30385534256 60771068512 121542137024
• Sum of all divisors σ(n): 324073582992
• Sum of proper divisors (its aliquot sum) s(n): 202531445968
• 121542137024 is an abundant number, because the sum of its proper divisors (202531445968) is greater than itself. Its abundance is 80989308944

Bases of 121542137024

• Binary: 1110001001100011110011101010011000000₂
• Hexadecimal: 0x1C4C79D4C0
• Base-36: 1JU31T4W

Squares and roots of 121542137024

• 121542137024 squared (121542137024²) is 14772491072360791576576
• 121542137024 cubed (121542137024³) is 1795480134102692028965305180749824
• The square root of 121542137024 is 348628.9388791469
• The cube root of 121542137024 is 4953.4633725465

Scales and comparisons

• 121,542,137,024 seconds is equal to 3,864 years, 34 weeks, 3 days, 16 hours, 43 minutes, 44 seconds.
• To count from 1 to 121,542,137,024 would take you about seven thousand, seven hundred twenty-nine 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 121542137024 cubic inches would be around 412.8 feet tall.

Recreational maths with 121542137024

• 121542137024 backwards is 420731245121
• 121542137024 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121542137024's digits is 32
• More coming soon!