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130810 = 25103127
BaseRepresentation
bin11111111011111010
320122102211
4133323322
513141220
62445334
71053241
oct377372
9218384
10130810
118a309
126384a
1347704
1435958
1528b5a
hex1fefa

130810 has 16 divisors (see below), whose sum is σ = 239616. Its totient is φ = 51408.

The previous prime is 130807. The next prime is 130811. The reversal of 130810 is 18031.

It is a super-2 number, since 2×1308102 = 34222512200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (130811) 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, 967 + ... + 1093.

It is an arithmetic number, because the mean of its divisors is an integer number (14976).

2130810 is an apocalyptic number.

130810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130810 is a deficient number, since it is larger than the sum of its proper divisors (108806).

130810 is a wasteful number, since it uses less digits than its factorization.

130810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 130810 is about 361.6766511679. The cubic root of 130810 is about 50.7629651329.

Adding to 130810 its reverse (18031), we get a palindrome (148841).

The spelling of 130810 in words is "one hundred thirty thousand, eight hundred ten".

Divisors: 1 2 5 10 103 127 206 254 515 635 1030 1270 13081 26162 65405 130810