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315008441 = 11211135721
BaseRepresentation
bin10010110001101…
…010010110111001
3210221202002100022
4102301222112321
51121120232231
651131420225
710543345646
oct2261522671
9727662308
10315008441
111518a5560
12895b4675
1350354237
142db9cdcd
151c9c5c7b
hex12c6a5b9

315008441 has 8 divisors (see below), whose sum is σ = 345276768. Its totient is φ = 285012000.

The previous prime is 315008431. The next prime is 315008459. The reversal of 315008441 is 144800513.

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 315008441 - 26 = 315008377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 315008441.

It is not an unprimeable number, because it can be changed into a prime (315008431) 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, 65540 + ... + 70181.

It is an arithmetic number, because the mean of its divisors is an integer number (43159596).

Almost surely, 2315008441 is an apocalyptic number.

It is an amenable number.

315008441 is a deficient number, since it is larger than the sum of its proper divisors (30268327).

315008441 is a wasteful number, since it uses less digits than its factorization.

315008441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135943.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 315008441 is about 17748.4771459413. The cubic root of 315008441 is about 680.4152891433.

Adding to 315008441 its reverse (144800513), we get a palindrome (459808954).

The spelling of 315008441 in words is "three hundred fifteen million, eight thousand, four hundred forty-one".

Divisors: 1 11 211 2321 135721 1492931 28637131 315008441