Search a number
-
+
50793074569 = 79642950311
BaseRepresentation
bin101111010011100000…
…001100111110001001
311212002212010112102001
4233103200030332021
51313011011341234
635200051511001
73445462003336
oct572340147611
9155085115361
1050793074569
111a5a5403786
129a165b8461
134a36169613
14265bbb598d
1514c42eed14
hexbd380cf89

50793074569 has 4 divisors (see below), whose sum is σ = 51436024960. Its totient is φ = 50150124180.

The previous prime is 50793074537. The next prime is 50793074573. The reversal of 50793074569 is 96547039705.

50793074569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 96547039705 = 519309407941.

It is a cyclic number.

It is not a de Polignac number, because 50793074569 - 25 = 50793074537 is a prime.

It is a super-2 number, since 2×507930745692 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50793074869) 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, 321475077 + ... + 321475234.

It is an arithmetic number, because the mean of its divisors is an integer number (12859006240).

Almost surely, 250793074569 is an apocalyptic number.

It is an amenable number.

50793074569 is a deficient number, since it is larger than the sum of its proper divisors (642950391).

50793074569 is an equidigital number, since it uses as much as digits as its factorization.

50793074569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642950390.

The product of its (nonzero) digits is 7144200, while the sum is 55.

The spelling of 50793074569 in words is "fifty billion, seven hundred ninety-three million, seventy-four thousand, five hundred sixty-nine".

Divisors: 1 79 642950311 50793074569