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213130323107 = 13130371257547
BaseRepresentation
bin1100011001111110001…
…1101010010010100011
3202101010102022012122122
43012133203222102203
511442442330314412
6241524414254455
721253365566252
oct3063743522243
9671112265578
10213130323107
118242a5692a9
1235380ab742b
13171376c0730
14a45bc92799
15582606a572
hex319f8ea4a3

213130323107 has 8 divisors (see below), whose sum is σ = 229542751536. Its totient is φ = 196720435872.

The previous prime is 213130323079. The next prime is 213130323143. The reversal of 213130323107 is 701323031312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213130323107 - 230 = 212056581283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213130323187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459293 + ... + 798254.

It is an arithmetic number, because the mean of its divisors is an integer number (28692843942).

Almost surely, 2213130323107 is an apocalyptic number.

213130323107 is a deficient number, since it is larger than the sum of its proper divisors (16412428429).

213130323107 is a wasteful number, since it uses less digits than its factorization.

213130323107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270597.

The product of its (nonzero) digits is 2268, while the sum is 26.

Adding to 213130323107 its reverse (701323031312), we get a palindrome (914453354419).

The spelling of 213130323107 in words is "two hundred thirteen billion, one hundred thirty million, three hundred twenty-three thousand, one hundred seven".

Divisors: 1 13 13037 169481 1257547 16348111 16394640239 213130323107