Search a number
-
+
50610005071 = 55259915869
BaseRepresentation
bin101111001000100101…
…110110010001001111
311211122002122122021021
4233020211312101033
51312122130130241
635125552015011
73441106642123
oct571045662117
9154562578237
1050610005071
111a51103497a
129985231467
134a0725c582
14264175d583
1514b31dc0d1
hexbc897644f

50610005071 has 4 divisors (see below), whose sum is σ = 50610976200. Its totient is φ = 50609033944.

The previous prime is 50610005053. The next prime is 50610005087. The reversal of 50610005071 is 17050001605.

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 50610005071 - 27 = 50610004943 is a prime.

It is a super-2 number, since 2×506100050712 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50610005021) 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 3 ways as a sum of consecutive naturals, for example, 402676 + ... + 513193.

It is an arithmetic number, because the mean of its divisors is an integer number (12652744050).

Almost surely, 250610005071 is an apocalyptic number.

50610005071 is a deficient number, since it is larger than the sum of its proper divisors (971129).

50610005071 is an equidigital number, since it uses as much as digits as its factorization.

50610005071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971128.

The product of its (nonzero) digits is 1050, while the sum is 25.

Adding to 50610005071 its reverse (17050001605), we get a palindrome (67660006676).

The spelling of 50610005071 in words is "fifty billion, six hundred ten million, five thousand, seventy-one".

Divisors: 1 55259 915869 50610005071