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130004052 = 22310833671
BaseRepresentation
bin1111011111110…
…11010001010100
3100001121220000220
413233323101110
5231240112202
620522234340
73136005363
oct757732124
9301556026
10130004052
1167424a72
12376559b0
1320c1a599
14133a17da
15b62eabc
hex7bfb454

130004052 has 12 divisors (see below), whose sum is σ = 303342816. Its totient is φ = 43334680.

The previous prime is 130004047. The next prime is 130004057. The reversal of 130004052 is 250400031.

It is an interprime number because it is at equal distance from previous prime (130004047) and next prime (130004057).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130004057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5416824 + ... + 5416847.

It is an arithmetic number, because the mean of its divisors is an integer number (25278568).

Almost surely, 2130004052 is an apocalyptic number.

130004052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

130004052 is an abundant number, since it is smaller than the sum of its proper divisors (173338764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130004052 is a wasteful number, since it uses less digits than its factorization.

130004052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10833678 (or 10833676 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 130004052 is about 11401.9319415615. The cubic root of 130004052 is about 506.5849650886.

Adding to 130004052 its reverse (250400031), we get a palindrome (380404083).

The spelling of 130004052 in words is "one hundred thirty million, four thousand, fifty-two".

Divisors: 1 2 3 4 6 12 10833671 21667342 32501013 43334684 65002026 130004052