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5305807 = 131921481
BaseRepresentation
bin10100001111010111001111
3100222120012101
4110033113033
52324241212
6305415531
763045553
oct24172717
910876171
105305807
112aa4371
12193a5a7
13113a040
149c1863
156ec157
hex50f5cf

5305807 has 8 divisors (see below), whose sum is σ = 6014960. Its totient is φ = 4639680.

The previous prime is 5305799. The next prime is 5305823. The reversal of 5305807 is 7085035.

5305807 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5305807 - 23 = 5305799 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 (5305007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10494 + ... + 10987.

It is an arithmetic number, because the mean of its divisors is an integer number (751870).

Almost surely, 25305807 is an apocalyptic number.

5305807 is a deficient number, since it is larger than the sum of its proper divisors (709153).

5305807 is a wasteful number, since it uses less digits than its factorization.

5305807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21513.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 5305807 is about 2303.4337411786. The cubic root of 5305807 is about 174.4149935030.

The spelling of 5305807 in words is "five million, three hundred five thousand, eight hundred seven".

Divisors: 1 13 19 247 21481 279253 408139 5305807