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130020213 = 376956359
BaseRepresentation
bin1111011111111…
…11001101110101
3100001122201012110
413233333031311
5231241121323
620522441233
73136103451
oct757771565
9301581173
10130020213
1167436124
1237663219
1320c24a4b
14133a7661
15b634793
hex7bff375

130020213 has 8 divisors (see below), whose sum is σ = 173588800. Its totient is φ = 86565888.

The previous prime is 130020203. The next prime is 130020221. The reversal of 130020213 is 312020031.

It is a happy number.

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

It is not a de Polignac number, because 130020213 - 25 = 130020181 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 (130020203) 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, 25873 + ... + 30486.

It is an arithmetic number, because the mean of its divisors is an integer number (21698600).

Almost surely, 2130020213 is an apocalyptic number.

It is an amenable number.

130020213 is a deficient number, since it is larger than the sum of its proper divisors (43568587).

130020213 is an equidigital number, since it uses as much as digits as its factorization.

130020213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57131.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 130020213 is about 11402.6406152259. The cubic root of 130020213 is about 506.6059556662.

Adding to 130020213 its reverse (312020031), we get a palindrome (442040244).

The spelling of 130020213 in words is "one hundred thirty million, twenty thousand, two hundred thirteen".

Divisors: 1 3 769 2307 56359 169077 43340071 130020213