Search a number
-
+
57854648673 = 326795944691
BaseRepresentation
bin110101111000011001…
…111110000101100001
312112022222201122222200
4311320121332011201
51421441242224143
642324505523413
74115456254053
oct657031760541
9175288648880
1057854648673
1122599493938
12b2674a3569
1355c0150b33
142b2b99d8d3
15178922d1d3
hexd7867e161

57854648673 has 12 divisors (see below), whose sum is σ = 84815107728. Its totient is φ = 37994097240.

The previous prime is 57854648651. The next prime is 57854648701. The reversal of 57854648673 is 37684645875.

57854648673 is a `hidden beast` number, since 5 + 7 + 8 + 546 + 4 + 86 + 7 + 3 = 666.

It is not a de Polignac number, because 57854648673 - 214 = 57854632289 is a prime.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 57854648673.

It is not an unprimeable number, because it can be changed into a prime (57854628673) 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 11 ways as a sum of consecutive naturals, for example, 47971743 + ... + 47972948.

It is an arithmetic number, because the mean of its divisors is an integer number (7067925644).

Almost surely, 257854648673 is an apocalyptic number.

It is an amenable number.

57854648673 is a deficient number, since it is larger than the sum of its proper divisors (26960459055).

57854648673 is a wasteful number, since it uses less digits than its factorization.

57854648673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95944764 (or 95944761 counting only the distinct ones).

The product of its digits is 135475200, while the sum is 63.

The spelling of 57854648673 in words is "fifty-seven billion, eight hundred fifty-four million, six hundred forty-eight thousand, six hundred seventy-three".

Divisors: 1 3 9 67 201 603 95944691 287834073 863502219 6428294297 19284882891 57854648673