121664641536

Names of 121664641536

• Cardinal: 121664641536 can be written as One hundred twenty-one billion, six hundred sixty-four million, six hundred forty-one thousand, five hundred thirty-six.

Scientific notation

• Scientific notation: 1.21664641536 × 10¹¹

Factors of 121664641536

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 8408

Divisors of 121664641536

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 31 32 36 48 62 64 72 93 96 103 124 128 144 186 192 206 248 256 279 288 309 372 384 412 496 512 558 576 618 744 768 824 927 992 1116 1152 1236 1488 1536 1648 1854 1984 2232 2304 2472 2976 3193 3296 3708 3968 4464 4608 4944 5952 6386 6592 7416 7936 8269 8928 9579 9888 11904 12772 13184 14832 15872 16538 17856 19158 19776 23808 24807 25544 26368 28737 29664 33076 35712 38316 39552 47616 49614 51088 52736 57474 59328 66152 71424 74421 76632 79104 99228 102176 114948 118656 132304 142848 148842 153264 158208 198456 204352 229896 237312 256339 264608 297684 306528 396912 408704 459792 474624 512678 529216 595368 613056 769017 793824 817408 851707 919584 1025356 1058432 1190736 1226112 1538034 1587648 1634816 1703414 1839168 2050712 2116864 2307051 2381472 2452224 2555121 3076068 3175296 3406828 3678336 4101424 4233728 4614102 4762944 4904448 5110242 6152136 6350592 6813656 7356672 7665363 8202848 9228204 9525888 10220484 12304272 12701184 13627312 14713344 15330726 16405696 18456408 19051776 20440968 24608544 26402917 27254624 30661452 32811392 36912816 38103552 40881936 49217088 52805834 54509248 61322904 65622784 73825632 79208751 81763872 98434176 105611668 109018496 122645808 131245568 147651264 158417502 163527744 196868352 211223336 218036992 237626253 245291616 295302528 316835004 327055488 393736704 422446672 436073984 475252506 490583232 590605056 633670008 654110976 844893344 950505012 981166464 1181210112 1267340016 1308221952 1689786688 1901010024 1962332928 2534680032 3379573376 3802020048 3924665856 5069360064 6759146752 7604040096 10138720128 13518293504 15208080192 20277440256 30416160384 40554880512 60832320768 121664641536
• Sum of all divisors σ(n): 366022525440
• Sum of proper divisors (its aliquot sum) s(n): 244357883904
• 121664641536 is an abundant number, because the sum of its proper divisors (244357883904) is greater than itself. Its abundance is 122693242368

Bases of 121664641536

• Binary: 1110001010011110001110001101000000000₂
• Hexadecimal: 0x1C53C71A00
• Base-36: 1JW3ZI80

Squares and roots of 121664641536

• 121664641536 squared (121664641536²) is 14802285000083376439296
• 121664641536 cubed (121664641536³) is 1800914698448853724599495904198656
• The square root of 121664641536 is 348804.5893276061
• The cube root of 121664641536 is 4955.1270420815

Scales and comparisons

• 121,664,641,536 seconds is equal to 3,868 years, 29 weeks, 13 hours, 45 minutes, 36 seconds.
• To count from 1 to 121,664,641,536 would take you about seven thousand, seven hundred thirty-seven 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 121664641536 cubic inches would be around 412.9 feet tall.

Recreational maths with 121664641536

• 121664641536 backwards is 635146466121
• The number of decimal digits it has is: 12
• The sum of 121664641536's digits is 45
• More coming soon!