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13130300 = 2252131303
BaseRepresentation
bin110010000101…
…101000111100
3220201002101102
4302011220330
511330132200
61145232232
7216414521
oct62055074
926632342
1013130300
117458a97
124492678
132949611
141a5b148
1512456d5
hexc85a3c

13130300 has 18 divisors (see below), whose sum is σ = 28492968. Its totient is φ = 5252080.

The previous prime is 13130297. The next prime is 13130317. The reversal of 13130300 is 303131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65552 + ... + 65751.

Almost surely, 213130300 is an apocalyptic number.

13130300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13130300 is an abundant number, since it is smaller than the sum of its proper divisors (15362668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13130300 is a wasteful number, since it uses less digits than its factorization.

13130300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131317 (or 131310 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 11.

The square root of 13130300 is about 3623.5755822116. The cubic root of 13130300 is about 235.9164455724.

Adding to 13130300 its reverse (303131), we get a palindrome (13433431).

The spelling of 13130300 in words is "thirteen million, one hundred thirty thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 131303 262606 525212 656515 1313030 2626060 3282575 6565150 13130300