164971378845

Names of 164971378845

• Cardinal: 164971378845 can be written as One hundred sixty-four billion, nine hundred seventy-one million, three hundred seventy-eight thousand, eight hundred forty-five.

Scientific notation

• Scientific notation: 1.64971378845 × 10¹¹

Factors of 164971378845

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2032

Divisors of 164971378845

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 7 9 13 15 21 35 39 45 63 65 91 105 117 127 169 195 273 315 381 455 507 585 635 819 845 889 1143 1183 1365 1521 1651 1877 1905 2197 2535 2667 3549 4095 4445 4953 5631 5715 5915 6591 7605 8001 8255 9385 10647 10985 11557 13139 13335 14859 15379 16893 17745 19773 21463 24401 24765 28155 32955 34671 39417 40005 46137 53235 57785 64389 65695 73203 74295 76895 84465 98865 104013 107315 118251 122005 138411 150241 170807 173355 193167 197085 219609 230685 238379 279019 317213 321945 366015 450723 512421 520065 591255 692055 715137 751205 837057 854035 951639 965835 1098045 1191895 1352169 1395095 1537263 1586065 1668653 1953133 2145411 2220491 2253615 2511171 2562105 2854917 3098927 3575685 4123769 4185285 4758195 5005959 5859399 6661473 6760845 7686315 8343265 9296781 9765665 10727055 11102455 12371307 12555855 14274585 15017877 15494635 17578197 19984419 20618845 21692489 25029795 27890343 28866383 29296995 33307365 37113921 40286051 46483905 61856535 65077467 75089385 86599149 87890985 99922095 108462445 120858153 139451715 144331915 185569605 195232401 201430255 259797447 282002357 325387335 362574459 432995745 523718663 604290765 846007071 976162005 1298987235 1410011785 1571155989 1812872295 2538021213 2618593315 3666030641 4230035355 4713467967 7855779945 10998091923 12690106065 18330153205 23567339835 32994275769 54990459615 164971378845
• Sum of all divisors σ(n): 356999086080
• Sum of proper divisors (its aliquot sum) s(n): 192027707235
• 164971378845 is an abundant number, because the sum of its proper divisors (192027707235) is greater than itself. Its abundance is 27056328390

Bases of 164971378845

• Binary: 10011001101001000011110111100010011101₂
• Hexadecimal: 0x26690F789D
• Base-36: 23SBP6L9

Squares and roots of 164971378845

• 164971378845 squared (164971378845²) is 27215555838020513534025
• 164971378845 cubed (164971378845³) is 4489787772631333593103088072701125
• The square root of 164971378845 is 406166.6884974687
• The cube root of 164971378845 is 5484.4893997539

Scales and comparisons

• 164,971,378,845 seconds is equal to 5,245 years, 30 weeks, 23 hours, 45 seconds.
• To count from 1 to 164,971,378,845 would take you about ten thousand, four hundred ninety-one 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 164971378845 cubic inches would be around 457 feet tall.

Recreational maths with 164971378845

• 164971378845 backwards is 548873179461
• 164971378845 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 164971378845's digits is 63
• More coming soon!