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130232 = 2373223
BaseRepresentation
bin11111110010111000
320121122102
4133302320
513131412
62442532
71051454
oct376270
9217572
10130232
1189933
1263448
134737b
1435664
15288c2
hex1fcb8

130232 has 16 divisors (see below), whose sum is σ = 248640. Its totient is φ = 63936.

The previous prime is 130223. The next prime is 130241. The reversal of 130232 is 232031.

It is an interprime number because it is at equal distance from previous prime (130223) and next prime (130241).

It is a congruent number.

It is an unprimeable number.

130232 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 473 + ... + 695.

It is an arithmetic number, because the mean of its divisors is an integer number (15540).

2130232 is an apocalyptic number.

It is an amenable number.

130232 is a deficient number, since it is larger than the sum of its proper divisors (118408).

130232 is a wasteful number, since it uses less digits than its factorization.

130232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 130232 is about 360.8767102488. The cubic root of 130232 is about 50.6880872800.

Adding to 130232 its reverse (232031), we get a palindrome (362263).

The spelling of 130232 in words is "one hundred thirty thousand, two hundred thirty-two".

Divisors: 1 2 4 8 73 146 223 292 446 584 892 1784 16279 32558 65116 130232