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130323103 = 359363017
BaseRepresentation
bin1111100010010…
…01001010011111
3100002020002200121
413301021022133
5231330314403
620533135411
73141504511
oct761111237
9302202617
10130323103
1167622749
123778a567
1320ccc881
1413445bb1
15b6943bd
hex7c4929f

130323103 has 4 divisors (see below), whose sum is σ = 130686480. Its totient is φ = 129959728.

The previous prime is 130323097. The next prime is 130323121. The reversal of 130323103 is 301323031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301323031 = 973106423.

It is a cyclic number.

It is not a de Polignac number, because 130323103 - 225 = 96768671 is a prime.

It is a super-2 number, since 2×1303231032 = 33968222351097218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130323143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181150 + ... + 181867.

It is an arithmetic number, because the mean of its divisors is an integer number (32671620).

Almost surely, 2130323103 is an apocalyptic number.

130323103 is a deficient number, since it is larger than the sum of its proper divisors (363377).

130323103 is an equidigital number, since it uses as much as digits as its factorization.

130323103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363376.

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

The square root of 130323103 is about 11415.9144618379. The cubic root of 130323103 is about 506.9990403887. Note that the first 3 decimals are identical.

Adding to 130323103 its reverse (301323031), we get a palindrome (431646134).

The spelling of 130323103 in words is "one hundred thirty million, three hundred twenty-three thousand, one hundred three".

Divisors: 1 359 363017 130323103