40212138912

Names of 40212138912

• Cardinal: 40212138912 can be written as Forty billion, two hundred twelve million, one hundred thirty-eight thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 4.0212138912 × 10¹⁰

Factors of 40212138912

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 36815

Divisors of 40212138912

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 17 22 24 32 33 34 44 48 51 61 66 68 88 96 102 122 132 136 176 183 187 204 244 264 272 352 366 374 408 488 528 544 561 671 732 748 816 976 1037 1056 1122 1342 1464 1496 1632 1952 2013 2074 2244 2684 2928 2992 3111 4026 4148 4488 5368 5856 5984 6222 8052 8296 8976 10736 11407 12444 16104 16592 17952 21472 22814 24888 32208 33184 34221 36721 45628 49776 64416 68442 73442 91256 99552 110163 136884 146884 182512 220326 273768 293768 365024 403931 440652 547536 587536 624257 807862 881304 1095072 1175072 1211793 1248514 1615724 1762608 1872771 2239981 2423586 2497028 3231448 3525216 3745542 4479962 4847172 4994056 6462896 6719943 6866827 7491084 8959924 9694344 9988112 12925792 13439886 13733654 14982168 17919848 19388688 19976224 20600481 24639791 26879772 27467308 29964336 35839696 38079677 38777376 41200962 49279582 53759544 54934616 59928672 71679392 73919373 76159354 82401924 98559164 107519088 109869232 114239031 147838746 152318708 164803848 197118328 215038176 219738464 228478062 295677492 304637416 329607696 394236656 418876447 456956124 591354984 609274832 659215392 788473312 837752894 913912248 1182709968 1218549664 1256629341 1675505788 1827824496 2365419936 2513258682 3351011576 3655648992 5026517364 6702023152 10053034728 13404046304 20106069456 40212138912
• Sum of all divisors σ(n): 123928818048
• Sum of proper divisors (its aliquot sum) s(n): 83716679136
• 40212138912 is an abundant number, because the sum of its proper divisors (83716679136) is greater than itself. Its abundance is 43504540224

Bases of 40212138912

• Binary: 100101011100110101001000101110100000₂
• Hexadecimal: 0x95CD48BA0
• Base-36: IH19OYO

Squares and roots of 40212138912

• 40212138912 squared (40212138912²) is 1617016115877984543744
• 40212138912 cubed (40212138912³) is 65023676674628203315622668566528
• The square root of 40212138912 is 200529.6459678717
• The cube root of 40212138912 is 3425.9871106387

Scales and comparisons

• 40,212,138,912 seconds is equal to 1,278 years, 32 weeks, 2 days, 6 hours, 35 minutes, 12 seconds.
• To count from 1 to 40,212,138,912 would take you about two thousand, five hundred fifty-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 40212138912 cubic inches would be around 285.5 feet tall.

Recreational maths with 40212138912

• 40212138912 backwards is 21983121204
• 40212138912 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40212138912's digits is 33
• More coming soon!