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130430263 = 2347911839
BaseRepresentation
bin1111100011000…
…11010100110111
3100002102112200111
413301203110313
5231342232023
620535323451
73142432105
oct761432467
9302375614
10130430263
1167696207
1237820587
1321039592
1413472c75
15b6b600d
hex7c63537

130430263 has 8 divisors (see below), whose sum is σ = 136396800. Its totient is φ = 124488408.

The previous prime is 130430257. The next prime is 130430303. The reversal of 130430263 is 362034031.

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-130430263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130430243) 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, 5098 + ... + 16936.

It is an arithmetic number, because the mean of its divisors is an integer number (17049600).

Almost surely, 2130430263 is an apocalyptic number.

130430263 is a deficient number, since it is larger than the sum of its proper divisors (5966537).

130430263 is a wasteful number, since it uses less digits than its factorization.

130430263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12341.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 130430263 is about 11420.6069453423. The cubic root of 130430263 is about 507.1379646764.

Adding to 130430263 its reverse (362034031), we get a palindrome (492464294).

The spelling of 130430263 in words is "one hundred thirty million, four hundred thirty thousand, two hundred sixty-three".

Divisors: 1 23 479 11017 11839 272297 5670881 130430263