Search a number
-
+
50054003407 = 86249580343
BaseRepresentation
bin101110100111011100…
…110111101011001111
311210012100102211101001
4232213130313223033
51310002311102112
634554451001131
73421246003042
oct564734675317
9153170384331
1050054003407
111a2561a8671
12984ab991a7
134948cca3c5
1425cb98ac59
15147e4b0c57
hexba7737acf

50054003407 has 4 divisors (see below), whose sum is σ = 50054670000. Its totient is φ = 50053336816.

The previous prime is 50054003381. The next prime is 50054003453. The reversal of 50054003407 is 70430045005.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70430045005 = 514086009001.

It is a cyclic number.

It is not a de Polignac number, because 50054003407 - 211 = 50054001359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50054003107) 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, 203923 + ... + 376420.

It is an arithmetic number, because the mean of its divisors is an integer number (12513667500).

Almost surely, 250054003407 is an apocalyptic number.

50054003407 is a deficient number, since it is larger than the sum of its proper divisors (666593).

50054003407 is an equidigital number, since it uses as much as digits as its factorization.

50054003407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666592.

The product of its (nonzero) digits is 8400, while the sum is 28.

The spelling of 50054003407 in words is "fifty billion, fifty-four million, three thousand, four hundred seven".

Divisors: 1 86249 580343 50054003407