Search a number
-
+
57473063201 = 65987212539
BaseRepresentation
bin110101100001101010…
…010101100100100001
312111100101201010010102
4311201222111210201
51420201101010301
642222555112145
74103143656011
oct654152254441
9174311633112
1057473063201
1122413056044
12b17b742655
13555c089108
142ad302dc41
1517659a5b6b
hexd61a95921

57473063201 has 4 divisors (see below), whose sum is σ = 57560276400. Its totient is φ = 57385850004.

The previous prime is 57473063183. The next prime is 57473063231. The reversal of 57473063201 is 10236037475.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 57473063201 - 210 = 57473062177 is a prime.

It is a super-2 number, since 2×574730632012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (57473063231) 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, 43605611 + ... + 43606928.

It is an arithmetic number, because the mean of its divisors is an integer number (14390069100).

Almost surely, 257473063201 is an apocalyptic number.

It is an amenable number.

57473063201 is a deficient number, since it is larger than the sum of its proper divisors (87213199).

57473063201 is an equidigital number, since it uses as much as digits as its factorization.

57473063201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87213198.

The product of its (nonzero) digits is 105840, while the sum is 38.

The spelling of 57473063201 in words is "fifty-seven billion, four hundred seventy-three million, sixty-three thousand, two hundred one".

Divisors: 1 659 87212539 57473063201