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5351905 = 513137601
BaseRepresentation
bin10100011010100111100001
3101001220102201
4110122213201
52332230110
6310413201
763330136
oct24324741
911056381
105351905
113025a69
121961201
131155010
149d458d
1570ab3a
hex51a9e1

5351905 has 16 divisors (see below), whose sum is σ = 6978384. Its totient is φ = 3916800.

The previous prime is 5351891. The next prime is 5351947. The reversal of 5351905 is 5091535.

It can be written as a sum of positive squares in 8 ways, for example, as 6561 + 5345344 = 81^2 + 2312^2 .

It is not a de Polignac number, because 5351905 - 25 = 5351873 is a prime.

It is a Duffinian number.

5351905 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8605 + ... + 9205.

It is an arithmetic number, because the mean of its divisors is an integer number (436149).

Almost surely, 25351905 is an apocalyptic number.

It is an amenable number.

5351905 is a deficient number, since it is larger than the sum of its proper divisors (1626479).

5351905 is a wasteful number, since it uses less digits than its factorization.

5351905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756.

The product of its (nonzero) digits is 3375, while the sum is 28.

The square root of 5351905 is about 2313.4184662529. The cubic root of 5351905 is about 174.9186560729.

The spelling of 5351905 in words is "five million, three hundred fifty-one thousand, nine hundred five".

Divisors: 1 5 13 65 137 601 685 1781 3005 7813 8905 39065 82337 411685 1070381 5351905