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5280251 = 172631181
BaseRepresentation
bin10100001001000111111011
3100221021010212
4110021013323
52322432001
6305101335
762611214
oct24110773
910837125
105280251
112a87149
12192784b
13112b512
149b640b
156e47bb
hex5091fb

5280251 has 8 divisors (see below), whose sum is σ = 5616864. Its totient is φ = 4946560.

The previous prime is 5280239. The next prime is 5280257. The reversal of 5280251 is 1520825.

5280251 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 a de Polignac number, because none of the positive numbers 2k-5280251 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 (5280257) 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, 3881 + ... + 5061.

It is an arithmetic number, because the mean of its divisors is an integer number (702108).

Almost surely, 25280251 is an apocalyptic number.

5280251 is a deficient number, since it is larger than the sum of its proper divisors (336613).

5280251 is a wasteful number, since it uses less digits than its factorization.

5280251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 5280251 is about 2297.8796748307. The cubic root of 5280251 is about 174.1345130645.

The spelling of 5280251 in words is "five million, two hundred eighty thousand, two hundred fifty-one".

Divisors: 1 17 263 1181 4471 20077 310603 5280251