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130232140223 = 614032120941
BaseRepresentation
bin111100101001001110…
…0001100000110111111
3110110011002202012010212
41321102130030012333
54113203411441343
6135454450423035
712260162633003
oct1712234140677
9413132665125
10130232140223
115025a714559
12212a6591a7b
13c386003003
146436256703
1535c341ac18
hex1e5270c1bf

130232140223 has 4 divisors (see below), whose sum is σ = 130234322568. Its totient is φ = 130229957880.

The previous prime is 130232140187. The next prime is 130232140279. The reversal of 130232140223 is 322041232031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322041232031 = 2314001792697.

It is a cyclic number.

It is not a de Polignac number, because 130232140223 - 212 = 130232136127 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 (130232140823) 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, 999068 + ... + 1121873.

It is an arithmetic number, because the mean of its divisors is an integer number (32558580642).

Almost surely, 2130232140223 is an apocalyptic number.

130232140223 is a deficient number, since it is larger than the sum of its proper divisors (2182345).

130232140223 is an equidigital number, since it uses as much as digits as its factorization.

130232140223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182344.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 130232140223 its reverse (322041232031), we get a palindrome (452273372254).

The spelling of 130232140223 in words is "one hundred thirty billion, two hundred thirty-two million, one hundred forty thousand, two hundred twenty-three".

Divisors: 1 61403 2120941 130232140223