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315330053 = 3111013923
BaseRepresentation
bin10010110010111…
…000111000000101
3210222100102111212
4102302320320011
51121211030203
651142341205
710546155413
oct2262707005
9728312455
10315330053
11151aa5155
128972a805
135043773c
142dc442b3
151ca3b1d8
hex12cb8e05

315330053 has 4 divisors (see below), whose sum is σ = 316344288. Its totient is φ = 314315820.

The previous prime is 315330017. The next prime is 315330089. The reversal of 315330053 is 350033513.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (315330017) and next prime (315330089).

It is a cyclic number.

It is not a de Polignac number, because 315330053 - 28 = 315329797 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 (315330553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506651 + ... + 507272.

It is an arithmetic number, because the mean of its divisors is an integer number (79086072).

Almost surely, 2315330053 is an apocalyptic number.

It is an amenable number.

315330053 is a deficient number, since it is larger than the sum of its proper divisors (1014235).

315330053 is a wasteful number, since it uses less digits than its factorization.

315330053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014234.

The product of its (nonzero) digits is 2025, while the sum is 23.

The square root of 315330053 is about 17757.5351048506. The cubic root of 315330053 is about 680.6467700217.

Adding to 315330053 its reverse (350033513), we get a palindrome (665363566).

The spelling of 315330053 in words is "three hundred fifteen million, three hundred thirty thousand, fifty-three".

Divisors: 1 311 1013923 315330053