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130430253 = 3191322727
BaseRepresentation
bin1111100011000…
…11010100101101
3100002102112200010
413301203110231
5231342232003
620535323433
73142432062
oct761432455
9302375603
10130430253
11676961a8
1237820579
1321039585
1413472c69
15b6b6003
hex7c6352d

130430253 has 8 divisors (see below), whose sum is σ = 174005568. Its totient is φ = 86904224.

The previous prime is 130430249. The next prime is 130430257. The reversal of 130430253 is 352034031.

It is an interprime number because it is at equal distance from previous prime (130430249) and next prime (130430257).

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 130430253 - 22 = 130430249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130430257) 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, 5625 + ... + 17102.

It is an arithmetic number, because the mean of its divisors is an integer number (21750696).

Almost surely, 2130430253 is an apocalyptic number.

It is an amenable number.

130430253 is a deficient number, since it is larger than the sum of its proper divisors (43575315).

130430253 is a wasteful number, since it uses less digits than its factorization.

130430253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24643.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 130430253 is about 11420.6065075372. The cubic root of 130430253 is about 507.1379517157.

Adding to 130430253 its reverse (352034031), we get a palindrome (482464284).

The spelling of 130430253 in words is "one hundred thirty million, four hundred thirty thousand, two hundred fifty-three".

Divisors: 1 3 1913 5739 22727 68181 43476751 130430253