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7057530460 = 225443796561
BaseRepresentation
bin1101001001010100…
…10101111001011100
3200012211222200202001
412210222111321130
5103423211433320
63124151212044
7336615006361
oct64452257134
920184880661
107057530460
112aa1879102
12144b677024
138861c9b36
144ad454468
152b48d020a
hex1a4a95e5c

7057530460 has 24 divisors (see below), whose sum is σ = 14854288176. Its totient is φ = 2816636160.

The previous prime is 7057530457. The next prime is 7057530497. The reversal of 7057530460 is 640357507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389421 + ... + 407140.

It is an arithmetic number, because the mean of its divisors is an integer number (618928674).

Almost surely, 27057530460 is an apocalyptic number.

It is an amenable number.

7057530460 is an abundant number, since it is smaller than the sum of its proper divisors (7796757716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7057530460 is a wasteful number, since it uses less digits than its factorization.

7057530460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797013 (or 797011 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 7057530460 is about 84009.1093870183. The cubic root of 7057530460 is about 1918.1574536302.

Adding to 7057530460 its reverse (640357507), we get a palindrome (7697887967).

The spelling of 7057530460 in words is "seven billion, fifty-seven million, five hundred thirty thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 443 886 1772 2215 4430 8860 796561 1593122 3186244 3982805 7965610 15931220 352876523 705753046 1411506092 1764382615 3528765230 7057530460