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130352387 = 1153223589
BaseRepresentation
bin1111100010100…
…00010100000011
3100002021120212012
413301100110003
5231332234022
620533523135
73141656054
oct761202403
9302246765
10130352387
1167642750
12377a34ab
132100ccb9
141345272b
15b69cde2
hex7c50503

130352387 has 8 divisors (see below), whose sum is σ = 144886320. Its totient is φ = 116265760.

The previous prime is 130352381. The next prime is 130352389. The reversal of 130352387 is 783253031.

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

It is a cyclic number.

It is not a de Polignac number, because 130352387 - 216 = 130286851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130352381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111212 + ... + 112377.

It is an arithmetic number, because the mean of its divisors is an integer number (18110790).

Almost surely, 2130352387 is an apocalyptic number.

130352387 is a deficient number, since it is larger than the sum of its proper divisors (14533933).

130352387 is a wasteful number, since it uses less digits than its factorization.

130352387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223653.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 130352387 is about 11417.1969852499. The cubic root of 130352387 is about 507.0370122899.

The spelling of 130352387 in words is "one hundred thirty million, three hundred fifty-two thousand, three hundred eighty-seven".

Divisors: 1 11 53 583 223589 2459479 11850217 130352387