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130126054 = 2611139439
BaseRepresentation
bin1111100000110…
…01000011100110
3100001212002101111
413300121003212
5231303013204
620525015234
73140024152
oct760310346
9301762344
10130126054
11674a86a3
12376b451a
1320c60c86
14133d4062
15b655d04
hex7c190e6

130126054 has 16 divisors (see below), whose sum is σ = 200165760. Its totient is φ = 63423360.

The previous prime is 130126043. The next prime is 130126063. The reversal of 130126054 is 450621031.

It is a super-2 number, since 2×1301260542 = 33865579859221832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9067 + ... + 18505.

It is an arithmetic number, because the mean of its divisors is an integer number (12510360).

Almost surely, 2130126054 is an apocalyptic number.

130126054 is a deficient number, since it is larger than the sum of its proper divisors (70039706).

130126054 is a wasteful number, since it uses less digits than its factorization.

130126054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9615.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 130126054 is about 11407.2807452083. The cubic root of 130126054 is about 506.7433833703.

Adding to 130126054 its reverse (450621031), we get a palindrome (580747085).

The spelling of 130126054 in words is "one hundred thirty million, one hundred twenty-six thousand, fifty-four".

Divisors: 1 2 61 113 122 226 6893 9439 13786 18878 575779 1066607 1151558 2133214 65063027 130126054