138646692480

Names of 138646692480

• Cardinal: 138646692480 can be written as One hundred thirty-eight billion, six hundred forty-six million, six hundred ninety-two thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.3864669248 × 10¹¹

Factors of 138646692480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 7999

Divisors of 138646692480

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 73 80 96 120 127 128 146 160 192 219 240 254 292 320 365 381 384 438 480 508 584 635 640 730 762 876 960 1016 1095 1168 1270 1460 1524 1752 1905 1920 2032 2190 2336 2540 2920 3048 3504 3810 4064 4380 4672 5080 5840 6096 7008 7620 7789 8128 8760 9271 9344 10160 11680 12192 14016 15240 15578 16256 17520 18542 20320 23360 23367 24384 27813 28032 30480 31156 35040 37084 38945 40640 46355 46720 46734 48768 55626 60960 62312 70080 74168 77890 81280 92710 93468 111252 116835 121920 124624 139065 140160 148336 155780 185420 186936 222504 233670 243840 249248 278130 296672 311560 370840 373872 445008 467340 498496 556260 568597 593344 623120 741680 747744 890016 934680 989203 996992 1112520 1137194 1186688 1246240 1483360 1495488 1705791 1780032 1869360 1978406 2225040 2274388 2492480 2842985 2966720 2967609 2990976 3411582 3560064 3738720 3956812 4450080 4548776 4946015 4984960 5685970 5933440 5935218 6823164 7477440 7913624 8528955 8900160 9097552 9892030 11371940 11870436 13646328 14838045 14954880 15827248 17057910 17800320 18195104 19784060 22743880 23740872 27292656 29676090 31654496 34115820 36390208 39568120 45487760 47481744 54585312 59352180 63308992 68231640 72211819 72780416 79136240 90975520 94963488 109170624 118704360 126617984 136463280 144423638 158272480 181951040 189926976 216635457 218341248 237408720 272926560 288847276 316544960 361059095 363902080 379853952 433270914 474817440 545853120 577694552 633089920 722118190 866541828 949634880 1083177285 1091706240 1155389104 1444236380 1733083656 1899269760 2166354570 2310778208 2888472760 3466167312 4332709140 4621556416 5776945520 6932334624 8665418280 9243112832 11553891040 13864669248 17330836560 23107782080 27729338496 34661673120 46215564160 69323346240 138646692480
• Sum of all divisors σ(n): 451575705600
• Sum of proper divisors (its aliquot sum) s(n): 312929013120
• 138646692480 is an abundant number, because the sum of its proper divisors (312929013120) is greater than itself. Its abundance is 174282320640

Bases of 138646692480

• Binary: 10000001000111111111001010001010000000₂
• Hexadecimal: 0x2047FCA280
• Base-36: 1ROYNSLC

Squares and roots of 138646692480

• 138646692480 squared (138646692480²) is 19222905335643688550400
• 138646692480 cubed (138646692480³) is 2665192244643141669300205780992000
• The square root of 138646692480 is 372352.9138868125
• The cube root of 138646692480 is 5175.7088495735

Scales and comparisons

• 138,646,692,480 seconds is equal to 4,408 years, 27 weeks, 6 days, 2 hours, 8 minutes.
• To count from 1 to 138,646,692,480 would take you about eight thousand, eight hundred seventeen 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 138646692480 cubic inches would be around 431.3 feet tall.

Recreational maths with 138646692480

• 138646692480 backwards is 084296646831
• The number of decimal digits it has is: 12
• The sum of 138646692480's digits is 57
• More coming soon!