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315134053 = 1324241081
BaseRepresentation
bin10010110010001…
…001000001100101
3210221222110122121
4102302021001211
51121133242203
651134225541
710544411113
oct2262110145
9727873577
10315134053
11151980973
12896552b1
1350399470
142dbd2ab3
151c9ed0bd
hex12c89065

315134053 has 4 divisors (see below), whose sum is σ = 339375148. Its totient is φ = 290892960.

The previous prime is 315134051. The next prime is 315134059. The reversal of 315134053 is 350431513.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 130119649 + 185014404 = 11407^2 + 13602^2 .

It is a cyclic number.

It is not a de Polignac number, because 315134053 - 21 = 315134051 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 (315134051) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12120528 + ... + 12120553.

It is an arithmetic number, because the mean of its divisors is an integer number (84843787).

Almost surely, 2315134053 is an apocalyptic number.

It is an amenable number.

315134053 is a deficient number, since it is larger than the sum of its proper divisors (24241095).

315134053 is a wasteful number, since it uses less digits than its factorization.

315134053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24241094.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 315134053 is about 17752.0154630397. The cubic root of 315134053 is about 680.5057173735.

Adding to 315134053 its reverse (350431513), we get a palindrome (665565566).

The spelling of 315134053 in words is "three hundred fifteen million, one hundred thirty-four thousand, fifty-three".

Divisors: 1 13 24241081 315134053