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130200331 = 1719403097
BaseRepresentation
bin1111100001010…
…11001100001011
3100001222212021111
413300223030023
5231312402311
620530351151
73140453542
oct760531413
9301885244
10130200331
1167549488
123772b4b7
1320c88a21
1413413159
15b66cd21
hex7c2b30b

130200331 has 8 divisors (see below), whose sum is σ = 145115280. Its totient is φ = 116091648.

The previous prime is 130200313. The next prime is 130200337. The reversal of 130200331 is 133002031.

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 130200331 - 29 = 130199819 is a prime.

It is a super-2 number, since 2×1302003312 = 33904252385019122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130200337) 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, 201226 + ... + 201871.

It is an arithmetic number, because the mean of its divisors is an integer number (18139410).

Almost surely, 2130200331 is an apocalyptic number.

130200331 is a deficient number, since it is larger than the sum of its proper divisors (14914949).

130200331 is a wasteful number, since it uses less digits than its factorization.

130200331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403133.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 130200331 is about 11410.5359646250. The cubic root of 130200331 is about 506.8397827661.

Adding to 130200331 its reverse (133002031), we get a palindrome (263202362).

The spelling of 130200331 in words is "one hundred thirty million, two hundred thousand, three hundred thirty-one".

Divisors: 1 17 19 323 403097 6852649 7658843 130200331