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57084084671 = 194763923947
BaseRepresentation
bin110101001010011110…
…100000000110111111
312110100021202221220012
4311022132200012333
51413402011202141
642120222013435
74060411466555
oct651236400677
9173307687805
1057084084671
1122233528789
12b09141727b
1354c96062c3
142a974d7bd5
15174176cceb
hexd4a7a01bf

57084084671 has 8 divisors (see below), whose sum is σ = 61366990080. Its totient is φ = 52929027288.

The previous prime is 57084084667. The next prime is 57084084689. The reversal of 57084084671 is 17648048075.

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 57084084671 - 22 = 57084084667 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57084084641) 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 7 ways as a sum of consecutive naturals, for example, 31961081 + ... + 31962866.

It is an arithmetic number, because the mean of its divisors is an integer number (7670873760).

Almost surely, 257084084671 is an apocalyptic number.

57084084671 is a deficient number, since it is larger than the sum of its proper divisors (4282905409).

57084084671 is a wasteful number, since it uses less digits than its factorization.

57084084671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63924013.

The product of its (nonzero) digits is 1505280, while the sum is 50.

The spelling of 57084084671 in words is "fifty-seven billion, eighty-four million, eighty-four thousand, six hundred seventy-one".

Divisors: 1 19 47 893 63923947 1214554993 3004425509 57084084671