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7057414487 = 64111010007
BaseRepresentation
bin1101001001010011…
…11001100101010111
3200012211202210122202
412210221321211113
5103423144230422
63124144515115
7336614014304
oct64451714527
920184683582
107057414487
112aa17a9a62
12144b61ba9b
13886189106
144ad4240ab
152b48aab92
hex1a4a79957

7057414487 has 4 divisors (see below), whose sum is σ = 7068425136. Its totient is φ = 7046403840.

The previous prime is 7057414457. The next prime is 7057414513. The reversal of 7057414487 is 7844147507.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7057414487 - 210 = 7057413463 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 (7057414457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5504363 + ... + 5505644.

It is an arithmetic number, because the mean of its divisors is an integer number (1767106284).

Almost surely, 27057414487 is an apocalyptic number.

7057414487 is a deficient number, since it is larger than the sum of its proper divisors (11010649).

7057414487 is a wasteful number, since it uses less digits than its factorization.

7057414487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11010648.

The product of its (nonzero) digits is 878080, while the sum is 47.

The square root of 7057414487 is about 84008.4191435597. The cubic root of 7057414487 is about 1918.1469468534.

The spelling of 7057414487 in words is "seven billion, fifty-seven million, four hundred fourteen thousand, four hundred eighty-seven".

Divisors: 1 641 11010007 7057414487