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525028255 = 5176176803
BaseRepresentation
bin11111010010110…
…100101110011111
31100120221012100221
4133102310232133
52033401401010
6124033102211
716003444423
oct3722645637
91316835327
10525028255
1124a401554
121279b7967
1384a0910b
144da2cb83
153115ddda
hex1f4b4b9f

525028255 has 8 divisors (see below), whose sum is σ = 667094832. Its totient is φ = 395315328.

The previous prime is 525028241. The next prime is 525028277. The reversal of 525028255 is 552820525.

It is a happy number.

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 525028255 - 25 = 525028223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 525028255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3088317 + ... + 3088486.

It is an arithmetic number, because the mean of its divisors is an integer number (83386854).

Almost surely, 2525028255 is an apocalyptic number.

525028255 is a deficient number, since it is larger than the sum of its proper divisors (142066577).

525028255 is a wasteful number, since it uses less digits than its factorization.

525028255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6176825.

The product of its (nonzero) digits is 40000, while the sum is 34.

The square root of 525028255 is about 22913.4950411324. The cubic root of 525028255 is about 806.7287949515.

The spelling of 525028255 in words is "five hundred twenty-five million, twenty-eight thousand, two hundred fifty-five".

Divisors: 1 5 17 85 6176803 30884015 105005651 525028255