30978077832

Names of 30978077832

• Cardinal: 30978077832 can be written as Thirty billion, nine hundred seventy-eight million, seventy-seven thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 3.0978077832 × 10¹⁰

Factors of 30978077832

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 40122

Divisors of 30978077832

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 72 78 104 108 117 156 216 234 277 312 351 468 554 702 831 936 1108 1404 1662 2216 2493 2808 3324 3601 4986 6648 7202 7479 9972 10803 14404 14958 19944 21606 28808 29916 32409 39827 43212 59832 64818 79654 86424 97227 119481 129636 159308 194454 238962 259272 318616 358443 388908 477924 517751 716886 777816 955848 1035502 1075329 1433772 1553253 2071004 2150658 2867544 3106506 4142008 4301316 4659759 6213012 8602632 9319518 11032079 12426024 13979277 18639036 22064158 27958554 33096237 37278072 44128316 55917108 66192474 88256632 99288711 111834216 132384948 143417027 198577422 264769896 286834054 297866133 397154844 430251081 573668108 595732266 794309688 860502162 1147336216 1191464532 1290753243 1721004324 2382929064 2581506486 3442008648 3872259729 5163012972 7744519458 10326025944 15489038916 30978077832
• Sum of all divisors σ(n): 93006345600
• Sum of proper divisors (its aliquot sum) s(n): 62028267768
• 30978077832 is an abundant number, because the sum of its proper divisors (62028267768) is greater than itself. Its abundance is 31050189936

Bases of 30978077832

• Binary: 11100110110011011111111010010001000₂
• Hexadecimal: 0x7366FF488
• Base-36: E8BJPU0

Squares and roots of 30978077832

• 30978077832 squared (30978077832²) is 959641306165449820224
• 30978077832 cubed (30978077832³) is 29727843073195446000189479674368
• The square root of 30978077832 is 176005.9028328311
• The cube root of 30978077832 is 3140.6399844987

Scales and comparisons

• 30,978,077,832 seconds is equal to 985 years, 2 days, 13 hours, 37 minutes, 12 seconds.
• To count from 1 to 30,978,077,832 would take you about one thousand, nine hundred seventy 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 30978077832 cubic inches would be around 261.7 feet tall.

Recreational maths with 30978077832

• 30978077832 backwards is 23877087903
• 30978077832 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30978077832's digits is 54
• More coming soon!