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130230330 = 2357161141
BaseRepresentation
bin1111100001100…
…10100000111010
3100002001101102120
413300302200322
5231314332310
620531142110
73140640156
oct760624072
9302041376
10130230330
1167569a7a
1237744936
1320c99589
1413420066
15b676b70
hex7c3283a

130230330 has 32 divisors (see below), whose sum is σ = 316960128. Its totient is φ = 34238400.

The previous prime is 130230311. The next prime is 130230337. The reversal of 130230330 is 33032031.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (130230337) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 28441 + ... + 32700.

It is an arithmetic number, because the mean of its divisors is an integer number (9905004).

Almost surely, 2130230330 is an apocalyptic number.

130230330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130230330 is an abundant number, since it is smaller than the sum of its proper divisors (186729798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130230330 is a wasteful number, since it uses less digits than its factorization.

130230330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61222.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 130230330 is about 11411.8504196296. The cubic root of 130230330 is about 506.8787061670.

Adding to 130230330 its reverse (33032031), we get a palindrome (163262361).

The spelling of 130230330 in words is "one hundred thirty million, two hundred thirty thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 71 142 213 355 426 710 1065 2130 61141 122282 183423 305705 366846 611410 917115 1834230 4341011 8682022 13023033 21705055 26046066 43410110 65115165 130230330