7138315512

Names of 7138315512

• Cardinal: 7138315512 can be written as Seven billion, one hundred thirty-eight million, three hundred fifteen thousand, five hundred twelve.

Scientific notation

• Scientific notation: 7.138315512 × 10⁹

Factors of 7138315512

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 101

Divisors of 7138315512

• Number of divisors d(n): 208
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 23 24 27 36 46 54 69 72 73 81 92 108 138 146 162 184 207 216 219 243 276 292 324 414 438 486 552 584 621 648 657 729 828 876 972 1242 1314 1458 1656 1679 1752 1863 1944 1971 2187 2484 2628 2916 3358 3726 3942 4374 4968 5037 5256 5589 5832 5913 6561 6716 7452 7884 8748 10074 11178 11826 13122 13432 14904 15111 15768 16767 17496 17739 19683 20148 22356 23652 26244 30222 33534 35478 39366 40296 44712 45333 47304 50301 52488 53217 59049 60444 67068 70956 78732 90666 100602 106434 118098 120888 134136 135999 141912 150903 157464 159651 177147 181332 201204 212868 236196 271998 301806 319302 354294 362664 402408 407997 425736 452709 472392 478953 531441 543996 603612 638604 708588 815994 905418 957906 1062882 1087992 1207224 1223991 1277208 1358127 1417176 1436859 1631988 1810836 1915812 2125764 2447982 2716254 2873718 3263976 3621672 3671973 3831624 4074381 4251528 4310577 4895964 5432508 5747436 7343946 8148762 8621154 9791928 10865016 11015919 11494872 12223143 12931731 14687892 16297524 17242308 22031838 24446286 25863462 29375784 32595048 33047757 34484616 38795193 44063676 48892572 51726924 66095514 77590386 88127352 97785144 99143271 103453848 132191028 155180772 198286542 264382056 297429813 310361544 396573084 594859626 793146168 892289439 1189719252 1784578878 2379438504 3569157756 7138315512
• Sum of all divisors σ(n): 21236369040
• Sum of proper divisors (its aliquot sum) s(n): 14098053528
• 7138315512 is an abundant number, because the sum of its proper divisors (14098053528) is greater than itself. Its abundance is 6959738016

Bases of 7138315512

• Binary: 110101001011110100000110011111000₂
• Hexadecimal: 0x1A97A0CF8
• Base-36: 3A1YVI0

Squares and roots of 7138315512

• 7138315512 squared (7138315512²) is 50955548348859822144
• 7138315512 cubed (7138315512³) is 363736781201132055924076297728
• The square root of 7138315512 is 84488.5525500349
• The cube root of 7138315512 is 1925.4485275865

Scales and comparisons

• 7,138,315,512 seconds is equal to 226 years, 50 weeks, 5 days, 9 hours, 25 minutes, 12 seconds.
• To count from 1 to 7,138,315,512 would take you about four hundred fifty-three 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 7138315512 cubic inches would be around 160.5 feet tall.

Recreational maths with 7138315512

• 7138315512 backwards is 2155138317
• 7138315512 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 7138315512's digits is 36
• More coming soon!