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130210 = 2529449
BaseRepresentation
bin11111110010100010
320121121121
4133302202
513131320
62442454
71051423
oct376242
9217547
10130210
1189913
126342a
1347362
143564a
15288aa
hex1fca2

130210 has 16 divisors (see below), whose sum is σ = 243000. Its totient is φ = 50176.

The previous prime is 130201. The next prime is 130211. The reversal of 130210 is 12031.

It can be written as a sum of positive squares in 4 ways, for example, as 110889 + 19321 = 333^2 + 139^2 .

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 130193 and 130202.

It is not an unprimeable number, because it can be changed into a prime (130211) 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, 66 + ... + 514.

2130210 is an apocalyptic number.

130210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130210 is a deficient number, since it is larger than the sum of its proper divisors (112790).

130210 is a wasteful number, since it uses less digits than its factorization.

130210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485.

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 130210 is about 360.8462276372. The cubic root of 130210 is about 50.6852328849.

Adding to 130210 its reverse (12031), we get a palindrome (142241).

The spelling of 130210 in words is "one hundred thirty thousand, two hundred ten".

Divisors: 1 2 5 10 29 58 145 290 449 898 2245 4490 13021 26042 65105 130210