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130247027 = 319714327
BaseRepresentation
bin1111100001101…
…10100101110011
3100002002020022222
413300312211303
5231320401102
620531351255
73141036641
oct760664563
9302066288
10130247027
1167580579
123775252b
1320ca4061
1413426191
15b67baa2
hex7c36973

130247027 has 8 divisors (see below), whose sum is σ = 134618112. Its totient is φ = 125886600.

The previous prime is 130246981. The next prime is 130247069. The reversal of 130247027 is 720742031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130247027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130246987 and 130247005.

It is not an unprimeable number, because it can be changed into a prime (130247087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27938 + ... + 32264.

It is an arithmetic number, because the mean of its divisors is an integer number (16827264).

Almost surely, 2130247027 is an apocalyptic number.

130247027 is a deficient number, since it is larger than the sum of its proper divisors (4371085).

130247027 is an equidigital number, since it uses as much as digits as its factorization.

130247027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5329.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 130247027 is about 11412.5819602752. The cubic root of 130247027 is about 506.9003677673.

Adding to 130247027 its reverse (720742031), we get a palindrome (850989058).

The spelling of 130247027 in words is "one hundred thirty million, two hundred forty-seven thousand, twenty-seven".

Divisors: 1 31 971 4327 30101 134137 4201517 130247027