121405968384

Names of 121405968384

• Cardinal: 121405968384 can be written as One hundred twenty-one billion, four hundred five million, nine hundred sixty-eight thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 1.21405968384 × 10¹¹

Factors of 121405968384

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 2033

Divisors of 121405968384

• Number of divisors d(n): 208
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 96 102 128 136 192 204 256 272 289 384 408 512 544 578 768 816 867 1024 1088 1156 1536 1632 1734 2011 2048 2176 2312 3072 3264 3468 4022 4096 4352 4624 4913 6033 6144 6528 6936 8044 8704 9248 9826 12066 12288 13056 13872 14739 16088 17408 18496 19652 24132 26112 27744 29478 32176 34187 34816 36992 39304 48264 52224 55488 58956 64352 68374 69632 73984 78608 96528 102561 104448 110976 117912 128704 136748 147968 157216 193056 205122 208896 221952 235824 257408 273496 295936 314432 386112 410244 443904 471648 514816 546992 581179 591872 628864 772224 820488 887808 943296 1029632 1093984 1162358 1183744 1257728 1544448 1640976 1743537 1775616 1886592 2059264 2187968 2324716 2515456 3088896 3281952 3487074 3551232 3773184 4118528 4375936 4649432 5030912 6177792 6563904 6974148 7546368 8237056 8751872 9298864 9880043 10061824 12355584 13127808 13948296 15092736 17503744 18597728 19760086 20123648 24711168 26255616 27896592 29640129 30185472 35007488 37195456 39520172 52511232 55793184 59280258 60370944 70014976 74390912 79040344 105022464 111586368 118560516 140029952 148781824 158080688 210044928 223172736 237121032 297563648 316161376 420089856 446345472 474242064 595127296 632322752 892690944 948484128 1190254592 1264645504 1785381888 1896968256 2380509184 2529291008 3570763776 3793936512 5058582016 7141527552 7587873024 10117164032 15175746048 20234328064 30351492096 40468656128 60702984192 121405968384
• Sum of all divisors σ(n): 344108496960
• Sum of proper divisors (its aliquot sum) s(n): 222702528576
• 121405968384 is an abundant number, because the sum of its proper divisors (222702528576) is greater than itself. Its abundance is 101296560192

Bases of 121405968384

• Binary: 1110001000100010111000001000000000000₂
• Hexadecimal: 0x1C445C1000
• Base-36: 1JRTZ8QO

Squares and roots of 121405968384

• 121405968384 squared (121405968384²) is 14739409159256807571456
• 121405968384 cubed (121405968384³) is 1789452242387572000956958956847104
• The square root of 121405968384 is 348433.5925022155
• The cube root of 121405968384 is 4951.6128252479

Scales and comparisons

• 121,405,968,384 seconds is equal to 3,860 years, 17 weeks, 2 days, 16 hours, 6 minutes, 24 seconds.
• To count from 1 to 121,405,968,384 would take you about seven thousand, seven hundred twenty 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 121405968384 cubic inches would be around 412.6 feet tall.

Recreational maths with 121405968384

• 121405968384 backwards is 483869504121
• 121405968384 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121405968384's digits is 51
• More coming soon!