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57075809746 = 2163175079171
BaseRepresentation
bin110101001001111110…
…111011110111010010
312110022201012112211111
4311021332323313102
51413342401402441
642115324403534
74060251243454
oct651176736722
9173281175744
1057075809746
11222298966aa
12b08a6a65aa
1354c79999b7
142a963822d4
151740b86081
hexd49fbbdd2

57075809746 has 8 divisors (see below), whose sum is σ = 86138952624. Its totient is φ = 28362825540.

The previous prime is 57075809731. The next prime is 57075809767. The reversal of 57075809746 is 64790857075.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87539260 + ... + 87539911.

It is an arithmetic number, because the mean of its divisors is an integer number (10767369078).

Almost surely, 257075809746 is an apocalyptic number.

57075809746 is a deficient number, since it is larger than the sum of its proper divisors (29063142878).

57075809746 is a wasteful number, since it uses less digits than its factorization.

57075809746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175079336.

The product of its (nonzero) digits is 14817600, while the sum is 58.

The spelling of 57075809746 in words is "fifty-seven billion, seventy-five million, eight hundred nine thousand, seven hundred forty-six".

Divisors: 1 2 163 326 175079171 350158342 28537904873 57075809746