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131415341 = 673076389
BaseRepresentation
bin1111101010100…
…11110100101101
3100011021120221212
413311103310231
5232120242331
621012404205
73154004051
oct765236455
9304246855
10131415341
11681a9322
1238016665
13212c2a75
141364bc61
15b80cd2b
hex7d53d2d

131415341 has 8 divisors (see below), whose sum is σ = 133832160. Its totient is φ = 129012048.

The previous prime is 131415329. The next prime is 131415359. The reversal of 131415341 is 143514131.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 131415341 - 222 = 127221037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131415371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17375 + ... + 23763.

It is an arithmetic number, because the mean of its divisors is an integer number (16729020).

Almost surely, 2131415341 is an apocalyptic number.

It is an amenable number.

131415341 is a deficient number, since it is larger than the sum of its proper divisors (2416819).

131415341 is an equidigital number, since it uses as much as digits as its factorization.

131415341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6763.

The product of its digits is 720, while the sum is 23.

The square root of 131415341 is about 11463.6530390622. The cubic root of 131415341 is about 508.4114882132.

Adding to 131415341 its reverse (143514131), we get a palindrome (274929472).

The spelling of 131415341 in words is "one hundred thirty-one million, four hundred fifteen thousand, three hundred forty-one".

Divisors: 1 67 307 6389 20569 428063 1961423 131415341