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518413313 = 1147128483
BaseRepresentation
bin11110111001100…
…101110000000001
31100010111010101002
4132321211300001
52030203211223
6123235221345
715563304035
oct3671456001
91303433332
10518413313
112466a3660
12125747855
1383531252
144cbca1c5
15307a3e28
hex1ee65c01

518413313 has 4 divisors (see below), whose sum is σ = 565541808. Its totient is φ = 471284820.

The previous prime is 518413213. The next prime is 518413321. The reversal of 518413313 is 313314815.

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 a cyclic number.

It is not a de Polignac number, because 518413313 - 28 = 518413057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (518413393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23564231 + ... + 23564252.

It is an arithmetic number, because the mean of its divisors is an integer number (141385452).

Almost surely, 2518413313 is an apocalyptic number.

It is an amenable number.

518413313 is a deficient number, since it is larger than the sum of its proper divisors (47128495).

518413313 is a wasteful number, since it uses less digits than its factorization.

518413313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47128494.

The product of its digits is 4320, while the sum is 29.

The square root of 518413313 is about 22768.6915082971. The cubic root of 518413313 is about 803.3264167071.

The spelling of 518413313 in words is "five hundred eighteen million, four hundred thirteen thousand, three hundred thirteen".

Divisors: 1 11 47128483 518413313