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5361261 = 31787087
BaseRepresentation
bin10100011100111001101101
3101002101021020
4110130321231
52333030021
6310524353
763366333
oct24347155
911071236
105361261
113031aa4
1219666b9
131159359
149d7b53
1570d7c6
hex51ce6d

5361261 has 4 divisors (see below), whose sum is σ = 7148352. Its totient is φ = 3574172.

The previous prime is 5361247. The next prime is 5361269. The reversal of 5361261 is 1621635.

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 5361261 - 213 = 5353069 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5361269) 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, 893541 + ... + 893546.

It is an arithmetic number, because the mean of its divisors is an integer number (1787088).

Almost surely, 25361261 is an apocalyptic number.

It is an amenable number.

5361261 is a deficient number, since it is larger than the sum of its proper divisors (1787091).

5361261 is a wasteful number, since it uses less digits than its factorization.

5361261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1787090.

The product of its digits is 1080, while the sum is 24.

The square root of 5361261 is about 2315.4396990637. The cubic root of 5361261 is about 175.0205254837.

Adding to 5361261 its reverse (1621635), we get a palindrome (6982896).

The spelling of 5361261 in words is "five million, three hundred sixty-one thousand, two hundred sixty-one".

Divisors: 1 3 1787087 5361261