142897191888

Names of 142897191888

• Cardinal: 142897191888 can be written as One hundred forty-two billion, eight hundred ninety-seven million, one hundred ninety-one thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 1.42897191888 × 10¹¹

Factors of 142897191888

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 948

Divisors of 142897191888

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 88 121 132 176 181 242 264 362 363 484 528 543 724 726 751 968 1086 1448 1452 1502 1936 1991 2172 2253 2896 2904 3004 3982 4344 4506 5808 5973 6008 7964 8261 8688 9012 11946 12016 15928 16522 18024 21901 23892 24783 31856 32761 33044 36048 43802 47784 49566 65522 65703 66088 87604 90871 95568 98283 99132 131044 131406 132176 135931 175208 181742 196566 198264 262088 262812 271862 272613 350416 360371 363484 393132 396528 407793 524176 525624 543724 545226 720742 726968 786264 815586 1051248 1081113 1087448 1090452 1441484 1453936 1495241 1572528 1631172 2162226 2174896 2180904 2882968 2990482 3262344 3964081 4324452 4361808 4485723 5765936 5980964 6524688 7928162 8648904 8971446 11892243 11961928 15856324 16447651 17297808 17942892 23784486 23923856 24603511 31712648 32895302 35885784 47568972 49207022 49342953 63425296 65790604 71771568 73810533 95137944 98414044 98685906 131581208 147621066 190275888 196828088 197371812 263162416 270638621 295242132 393656176 394743624 541277242 590484264 789487248 811915863 1082554484 1180968528 1623831726 2165108968 2977024831 3247663452 4330217936 5954049662 6495326904 8931074493 11908099324 12990653808 17862148986 23816198648 35724297972 47632397296 71448595944 142897191888
• Sum of all divisors σ(n): 408558558912
• Sum of proper divisors (its aliquot sum) s(n): 265661367024
• 142897191888 is an abundant number, because the sum of its proper divisors (265661367024) is greater than itself. Its abundance is 122764175136

Bases of 142897191888

• Binary: 10000101000101010101100001101111010000₂
• Hexadecimal: 0x2145561BD0
• Base-36: 1TN9AQXC

Squares and roots of 142897191888

• 142897191888 squared (142897191888²) is 20419607449475893004544
• 142897191888 cubed (142897191888³) is 2917904563985390947700480823939072
• The square root of 142897191888 is 378017.4491845581
• The cube root of 142897191888 is 5228.0680455953

Scales and comparisons

• 142,897,191,888 seconds is equal to 4,543 years, 35 weeks, 5 days, 16 hours, 24 minutes, 48 seconds.
• To count from 1 to 142,897,191,888 would take you about nine thousand and eighty-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 142897191888 cubic inches would be around 435.7 feet tall.

Recreational maths with 142897191888

• 142897191888 backwards is 888191798241
• 142897191888 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 142897191888's digits is 66
• More coming soon!