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514405 = 5102881
BaseRepresentation
bin1111101100101100101
3222010122001
41331211211
5112430110
615005301
74241503
oct1754545
9863561
10514405
11321531
12209831
131501a8
14d5673
15a263a
hex7d965

514405 has 4 divisors (see below), whose sum is σ = 617292. Its totient is φ = 411520.

The previous prime is 514399. The next prime is 514417. The reversal of 514405 is 504415.

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 332929 + 181476 = 577^2 + 426^2 .

It is not a de Polignac number, because 514405 - 27 = 514277 is a prime.

It is a super-2 number, since 2×5144052 = 529225008050, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

514405 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51436 + ... + 51445.

It is an arithmetic number, because the mean of its divisors is an integer number (154323).

2514405 is an apocalyptic number.

It is an amenable number.

514405 is a deficient number, since it is larger than the sum of its proper divisors (102887).

514405 is a wasteful number, since it uses less digits than its factorization.

514405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102886.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 514405 is about 717.2203287693. The cubic root of 514405 is about 80.1250647997.

It can be divided in two parts, 514 and 405, that added together give a palindrome (919).

The spelling of 514405 in words is "five hundred fourteen thousand, four hundred five".

Divisors: 1 5 102881 514405