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522160045 = 51110392173
BaseRepresentation
bin11111000111111…
…000011110101101
31100101112110220221
4133013320132231
52032133110140
6123451411341
715640200331
oct3707703655
91311473827
10522160045
11248822630
12126a53b51
1384243754
144d4c37c1
1530c9414a
hex1f1f87ad

522160045 has 16 divisors (see below), whose sum is σ = 690198912. Its totient is φ = 376061760.

The previous prime is 522160043. The next prime is 522160073. The reversal of 522160045 is 540061225.

It is not a de Polignac number, because 522160045 - 21 = 522160043 is a prime.

It is a super-2 number, since 2×5221600452 = 545302225188804050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522160043) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 40422 + ... + 51751.

It is an arithmetic number, because the mean of its divisors is an integer number (43137432).

Almost surely, 2522160045 is an apocalyptic number.

522160045 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

522160045 is a deficient number, since it is larger than the sum of its proper divisors (168038867).

522160045 is a wasteful number, since it uses less digits than its factorization.

522160045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92292.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 522160045 is about 22850.8215388419. The cubic root of 522160045 is about 805.2570684720.

The spelling of 522160045 in words is "five hundred twenty-two million, one hundred sixty thousand, forty-five".

Divisors: 1 5 11 55 103 515 1133 5665 92173 460865 1013903 5069515 9493819 47469095 104432009 522160045