62 (number)

In mathematics

• a composite number with the divisors 2 and 31, being the eighteenth discrete semiprime.
• a nontotient.
• palindromic and a repdigit in bases 5, 30 and 61
• the sum of the number of faces, edges and vertices of icosahedron or dodecahedron.
• the number of faces of two of the Archimedean solids, the rhombicosidodecahedron and truncated icosidodecahedron.
• the only number whose cube in base 10 consists of 3 digits each occurring 2 times.
• the tenth member of the 7-aliquot tree. It has an aliquot sum of 34; itself a discrete semiprime, and its aliquot sequence is: 62,34,20,22,14,10,8,7,1,0.

  In science

• Sixty-two is the atomic number of Samarium, a lanthanide

  In other fields

• 62 is the code for international direct dial calls to Indonesia.
• In the 1998 Home Run Race, Mark McGwire hit his 62nd home run on September 8, breaking the single-season record. Sammy Sosa hit his 62nd home run just days later on September 13.
• Under Social Security, the earliest age at which a person may begin receiving retirement benefits