21449742080148

Names of 21449742080148

• Cardinal: 21449742080148 can be written as Twenty-one trillion, four hundred forty-nine billion, seven hundred forty-two million, eighty thousand, one hundred forty-eight.

Scientific notation

• Scientific notation: 2.1449742080148 × 10¹³

Factors of 21449742080148

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 815433

Divisors of 21449742080148

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 18 19 36 38 57 61 76 114 122 171 183 228 244 342 366 549 631 684 732 1098 1159 1262 1893 2196 2318 2524 3477 3786 4636 5679 6954 7572 10431 11358 11989 13908 20862 22716 23978 35967 38491 41724 47956 71934 76982 107901 115473 143868 153964 215802 230946 346419 431604 461892 692838 731329 814717 1385676 1462658 1629434 2193987 2444151 2925316 3258868 4387974 4888302 6581961 7332453 8775948 9776604 13163922 14664906 15479623 26327844 29329812 30959246 46438869 49697737 61918492 92877738 99395474 139316607 149093211 185755476 198790948 278633214 298186422 447279633 514086427 557266428 596372844 894559266 944257003 1028172854 1542259281 1789118532 1888514006 2056345708 2832771009 3084518562 3777028012 4626777843 5665542018 6169037124 8498313027 9253555686 9767642113 11331084036 16996626054 18507111372 19535284226 29302926339 31359272047 33993252108 39070568452 58605852678 62718544094 87908779017 94077816141 117211705356 125437088188 175817558034 188155632282 282233448423 351635116068 376311264564 564466896846 595826168893 1128933793692 1191652337786 1787478506679 2383304675572 3574957013358 5362435520037 7149914026716 10724871040074 21449742080148
• Sum of all divisors σ(n): 58101516403840
• Sum of proper divisors (its aliquot sum) s(n): 36651774323692
• 21449742080148 is an abundant number, because the sum of its proper divisors (36651774323692) is greater than itself. Its abundance is 15202032243544

Bases of 21449742080148

• Binary: 100111000001000101000010000011101100010010100₂
• Hexadecimal: 0x13822841D894
• Base-36: 7LPVIM9P0

Squares and roots of 21449742080148

• 21449742080148 squared (21449742080148²) is 460091435304871850055701904
• 21449742080148 cubed (21449742080148³) is 9868842620574600883572360507973164201792
• The square root of 21449742080148 is 4631386.6260708575
• The cube root of 21449742080148 is 27784.8053190843

Scales and comparisons

• 21,449,742,080,148 seconds is equal to 682,035 years, 23 weeks, 2 days, 16 hours, 55 minutes, 48 seconds.
• To count from 1 to 21,449,742,080,148 would take you about one million, seven hundred five thousand and eighty-eight 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 21449742080148 cubic inches would be around 2315.4 feet tall.

Recreational maths with 21449742080148

• 21449742080148 backwards is 84108024794412
• The number of decimal digits it has is: 14
• The sum of 21449742080148's digits is 54
• More coming soon!