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525226071 = 3277632041
BaseRepresentation
bin11111010011100…
…101000001010111
31100121022020201110
4133103211001113
52033424213241
6124041230103
716005230226
oct3723450127
91317266643
10525226071
1124a527137
12127a92333
1384a78176
144da80cbd
153119c816
hex1f4e5057

525226071 has 8 divisors (see below), whose sum is σ = 702830704. Its totient is φ = 348886080.

The previous prime is 525226057. The next prime is 525226099. The reversal of 525226071 is 170622525.

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

It is not a de Polignac number, because 525226071 - 213 = 525217879 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 (525226171) 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, 315190 + ... + 316851.

It is an arithmetic number, because the mean of its divisors is an integer number (87853838).

Almost surely, 2525226071 is an apocalyptic number.

525226071 is a deficient number, since it is larger than the sum of its proper divisors (177604633).

525226071 is a wasteful number, since it uses less digits than its factorization.

525226071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632321.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 525226071 is about 22917.8112174789. The cubic root of 525226071 is about 806.8300998646.

Adding to 525226071 its reverse (170622525), we get a palindrome (695848596).

The spelling of 525226071 in words is "five hundred twenty-five million, two hundred twenty-six thousand, seventy-one".

Divisors: 1 3 277 831 632041 1896123 175075357 525226071