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5250007 = 72307349
BaseRepresentation
bin10100000001101111010111
3100212201122201
4110001233113
52321000012
6304305331
762424100
oct24015727
910781581
105250007
112a66454
121912247
13111a819
149a93a7
156da857
hex501bd7

5250007 has 12 divisors (see below), whose sum is σ = 6144600. Its totient is φ = 4472496.

The previous prime is 5249989. The next prime is 5250029. The reversal of 5250007 is 7000525.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-5250007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5250107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14869 + ... + 15217.

It is an arithmetic number, because the mean of its divisors is an integer number (512050).

Almost surely, 25250007 is an apocalyptic number.

5250007 is a deficient number, since it is larger than the sum of its proper divisors (894593).

5250007 is a wasteful number, since it uses less digits than its factorization.

5250007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670 (or 663 counting only the distinct ones).

The product of its (nonzero) digits is 350, while the sum is 19.

The square root of 5250007 is about 2291.2893750026. The cubic root of 5250007 is about 173.8014094893.

The spelling of 5250007 in words is "five million, two hundred fifty thousand, seven".

Divisors: 1 7 49 307 349 2149 2443 15043 17101 107143 750001 5250007