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5257903 = 72959439
BaseRepresentation
bin10100000011101010101111
3100220010111011
4110003222233
52321223103
6304410051
762456110
oct24035257
910803434
105257903
112a71382
121916927
1311212b1
149ac207
156dcd6d
hex503aaf

5257903 has 16 divisors (see below), whose sum is σ = 6336000. Its totient is φ = 4267872.

The previous prime is 5257883. The next prime is 5257907. The reversal of 5257903 is 3097525.

It is a happy number.

It is not a de Polignac number, because 5257903 - 29 = 5257391 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 (5257907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11758 + ... + 12196.

It is an arithmetic number, because the mean of its divisors is an integer number (396000).

Almost surely, 25257903 is an apocalyptic number.

5257903 is a deficient number, since it is larger than the sum of its proper divisors (1078097).

5257903 is a wasteful number, since it uses less digits than its factorization.

5257903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 5257903 is about 2293.0117749371. The cubic root of 5257903 is about 173.8884981673. Note that the first 3 decimals are identical.

The spelling of 5257903 in words is "five million, two hundred fifty-seven thousand, nine hundred three".

Divisors: 1 7 29 59 203 413 439 1711 3073 11977 12731 25901 89117 181307 751129 5257903