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130385129 = 7221112611
BaseRepresentation
bin1111100010110…
…00010011101001
3100002100020202212
413301120103221
5231334311004
620534334505
73142153400
oct761302351
9302306685
10130385129
1167665306
12377ba435
1321021b84
1413460637
15b6a796e
hex7c584e9

130385129 has 12 divisors (see below), whose sum is σ = 152403408. Its totient is φ = 111220200.

The previous prime is 130385119. The next prime is 130385153. The reversal of 130385129 is 921583031.

It is not a de Polignac number, because 130385129 - 212 = 130381033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130385095 and 130385104.

It is not an unprimeable number, because it can be changed into a prime (130385119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4034 + ... + 16644.

It is an arithmetic number, because the mean of its divisors is an integer number (12700284).

Almost surely, 2130385129 is an apocalyptic number.

It is an amenable number.

130385129 is a deficient number, since it is larger than the sum of its proper divisors (22018279).

130385129 is a wasteful number, since it uses less digits than its factorization.

130385129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12836 (or 12829 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 130385129 is about 11418.6307848183. The cubic root of 130385129 is about 507.0794613682.

The spelling of 130385129 in words is "one hundred thirty million, three hundred eighty-five thousand, one hundred twenty-nine".

Divisors: 1 7 49 211 1477 10339 12611 88277 617939 2660921 18626447 130385129