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130102163 = 241539843
BaseRepresentation
bin1111100000100…
…11001110010011
3100001210212121122
413300103032103
5231301232123
620524312455
73136564412
oct760231623
9301725548
10130102163
1167491754
12376a272b
1320c53139
14133c9479
15b64dbc8
hex7c13393

130102163 has 4 divisors (see below), whose sum is σ = 130642248. Its totient is φ = 129562080.

The previous prime is 130102153. The next prime is 130102169. The reversal of 130102163 is 361201031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 361201031 = 1193302767.

It is a cyclic number.

It is not a de Polignac number, because 130102163 - 226 = 62993299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130102169) 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, 269681 + ... + 270162.

It is an arithmetic number, because the mean of its divisors is an integer number (32660562).

Almost surely, 2130102163 is an apocalyptic number.

130102163 is a deficient number, since it is larger than the sum of its proper divisors (540085).

130102163 is an equidigital number, since it uses as much as digits as its factorization.

130102163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540084.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 130102163 is about 11406.2335150566. The cubic root of 130102163 is about 506.7123689634.

Adding to 130102163 its reverse (361201031), we get a palindrome (491303194).

The spelling of 130102163 in words is "one hundred thirty million, one hundred two thousand, one hundred sixty-three".

Divisors: 1 241 539843 130102163