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13202103130 = 251320210313
BaseRepresentation
bin11000100101110100…
…00001101101011010
31021002002002022211121
430102322001231122
5204014214300010
610022010515454
7645106011406
oct142272015532
937062068747
1013202103130
115665274537
122685435b8a
131325214358
148d3538106
155240743da
hex312e81b5a

13202103130 has 8 divisors (see below), whose sum is σ = 23763785652. Its totient is φ = 5280841248.

The previous prime is 13202103053. The next prime is 13202103133. The reversal of 13202103130 is 3130120231.

It can be written as a sum of positive squares in 2 ways, for example, as 10571746761 + 2630356369 = 102819^2 + 51287^2 .

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

It is not an unprimeable number, because it can be changed into a prime (13202103133) 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, 660105147 + ... + 660105166.

Almost surely, 213202103130 is an apocalyptic number.

13202103130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13202103130 is a deficient number, since it is larger than the sum of its proper divisors (10561682522).

13202103130 is a wasteful number, since it uses less digits than its factorization.

13202103130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320210320.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13202103130 its reverse (3130120231), we get a palindrome (16332223361).

The spelling of 13202103130 in words is "thirteen billion, two hundred two million, one hundred three thousand, one hundred thirty".

Divisors: 1 2 5 10 1320210313 2640420626 6601051565 13202103130