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91060150057 = 2319331196577
BaseRepresentation
bin101010011001110011…
…0111001111100101001
322201001010201220121021
41110303212321330221
52442442344300212
6105455451012441
76402361335022
oct1246346717451
9281033656537
1091060150057
1135689098568
1215793a3a121
13878265c7c6
14459ba25c49
15257e490307
hex15339b9f29

91060150057 has 16 divisors (see below), whose sum is σ = 95556764160. Its totient is φ = 86608760832.

The previous prime is 91060150043. The next prime is 91060150091. The reversal of 91060150057 is 75005106019.

It is a cyclic number.

It is not a de Polignac number, because 91060150057 - 211 = 91060148009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (91060150757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13841953 + ... + 13848529.

It is an arithmetic number, because the mean of its divisors is an integer number (5972297760).

Almost surely, 291060150057 is an apocalyptic number.

It is an amenable number.

91060150057 is a deficient number, since it is larger than the sum of its proper divisors (4496614103).

91060150057 is a wasteful number, since it uses less digits than its factorization.

91060150057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9912.

The product of its (nonzero) digits is 9450, while the sum is 34.

The spelling of 91060150057 in words is "ninety-one billion, sixty million, one hundred fifty thousand, fifty-seven".

Divisors: 1 23 193 3119 4439 6577 71737 151271 601967 1269361 13845241 20513663 29195303 471814249 3959136959 91060150057