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130313230 = 25101129023
BaseRepresentation
bin1111100010001…
…10110000001110
3100002012121010221
413301012300032
5231330010410
620533021554
73141433645
oct761066016
9302177127
10130313230
1167616293
12377848ba
1320cc8228
141344235c
15b6914da
hex7c46c0e

130313230 has 16 divisors (see below), whose sum is σ = 236888064. Its totient is φ = 51608800.

The previous prime is 130313221. The next prime is 130313251. The reversal of 130313230 is 32313031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63502 + ... + 65521.

It is an arithmetic number, because the mean of its divisors is an integer number (14805504).

Almost surely, 2130313230 is an apocalyptic number.

130313230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130313230 is a deficient number, since it is larger than the sum of its proper divisors (106574834).

130313230 is a wasteful number, since it uses less digits than its factorization.

130313230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129131.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 130313230 is about 11415.4820309963. The cubic root of 130313230 is about 506.9862370104.

Adding to 130313230 its reverse (32313031), we get a palindrome (162626261).

It can be divided in two parts, 13031 and 3230, that added together give a palindrome (16261).

The spelling of 130313230 in words is "one hundred thirty million, three hundred thirteen thousand, two hundred thirty".

Divisors: 1 2 5 10 101 202 505 1010 129023 258046 645115 1290230 13031323 26062646 65156615 130313230