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131303110 = 25196111329
BaseRepresentation
bin1111101001110…
…00011011000110
3100011001220000011
413310320123012
5232103144420
621010140434
73153025621
oct764703306
9304056004
10131303110
1168131a74
1237b8171a
1321283963
141361cdb8
15b7d995a
hex7d386c6

131303110 has 32 divisors (see below), whose sum is σ = 252885600. Its totient is φ = 48936960.

The previous prime is 131303093. The next prime is 131303119. The reversal of 131303110 is 11303131.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131303119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5926 + ... + 17254.

It is an arithmetic number, because the mean of its divisors is an integer number (7902675).

Almost surely, 2131303110 is an apocalyptic number.

131303110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131303110 is a deficient number, since it is larger than the sum of its proper divisors (121582490).

131303110 is a wasteful number, since it uses less digits than its factorization.

131303110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11416.

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 131303110 is about 11458.7569133829. The cubic root of 131303110 is about 508.2667162247.

Adding to 131303110 its reverse (11303131), we get a palindrome (142606241).

The spelling of 131303110 in words is "one hundred thirty-one million, three hundred three thousand, one hundred ten".

Divisors: 1 2 5 10 19 38 61 95 122 190 305 610 1159 2318 5795 11329 11590 22658 56645 113290 215251 430502 691069 1076255 1382138 2152510 3455345 6910690 13130311 26260622 65651555 131303110