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130055245 = 5259110039
BaseRepresentation
bin1111100000001…
…11110001001101
3100001201111020221
413300013301031
5231243231440
620523311341
73136310545
oct760076115
9301644227
10130055245
116745a481
123767b551
1320c37988
14133b6325
15b63ed4a
hex7c07c4d

130055245 has 8 divisors (see below), whose sum is σ = 156142080. Its totient is φ = 103993680.

The previous prime is 130055221. The next prime is 130055279. The reversal of 130055245 is 542550031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 130055245 - 29 = 130054733 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7936 + ... + 17974.

It is an arithmetic number, because the mean of its divisors is an integer number (19517760).

Almost surely, 2130055245 is an apocalyptic number.

It is an amenable number.

130055245 is a deficient number, since it is larger than the sum of its proper divisors (26086835).

130055245 is a wasteful number, since it uses less digits than its factorization.

130055245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12635.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 130055245 is about 11404.1766471762. The cubic root of 130055245 is about 506.6514507107.

The spelling of 130055245 in words is "one hundred thirty million, fifty-five thousand, two hundred forty-five".

Divisors: 1 5 2591 10039 12955 50195 26011049 130055245