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130204444 = 2232551111
BaseRepresentation
bin1111100001011…
…00001100011100
3100002000001220211
413300230030130
5231313020234
620530422204
73140501536
oct760541434
9302001824
10130204444
1167551587
1237731964
1320c8a866
1413414856
15b66e164
hex7c2c31c

130204444 has 6 divisors (see below), whose sum is σ = 227857784. Its totient is φ = 65102220.

The previous prime is 130204427. The next prime is 130204457. The reversal of 130204444 is 444402031.

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 as a sum of consecutive naturals, namely, 16275552 + ... + 16275559.

Almost surely, 2130204444 is an apocalyptic number.

It is an amenable number.

130204444 is a deficient number, since it is larger than the sum of its proper divisors (97653340).

130204444 is a wasteful number, since it uses less digits than its factorization.

130204444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32551115 (or 32551113 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 130204444 is about 11410.7161913703. The cubic root of 130204444 is about 506.8451196959.

Adding to 130204444 its reverse (444402031), we get a palindrome (574606475).

The spelling of 130204444 in words is "one hundred thirty million, two hundred four thousand, four hundred forty-four".

Divisors: 1 2 4 32551111 65102222 130204444