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315342506 = 2198298487
BaseRepresentation
bin10010110010111…
…011111010101010
3210222101001121002
4102302323322222
51121211430011
651142515002
710546236623
oct2262737252
9728331532
10315342506
11152003546
1289735a62
13504402cb
142dc48a4a
151ca3ec3b
hex12cbbeaa

315342506 has 8 divisors (see below), whose sum is σ = 497909280. Its totient is φ = 149372748.

The previous prime is 315342479. The next prime is 315342539. The reversal of 315342506 is 605243513.

315342506 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4149206 + ... + 4149281.

It is an arithmetic number, because the mean of its divisors is an integer number (62238660).

Almost surely, 2315342506 is an apocalyptic number.

315342506 is a deficient number, since it is larger than the sum of its proper divisors (182566774).

315342506 is a wasteful number, since it uses less digits than its factorization.

315342506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8298508.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 315342506 is about 17757.8857412700. The cubic root of 315342506 is about 680.6557299274.

The spelling of 315342506 in words is "three hundred fifteen million, three hundred forty-two thousand, five hundred six".

Divisors: 1 2 19 38 8298487 16596974 157671253 315342506