Search a number
-
+
53005155041 = 311709843711
BaseRepresentation
bin110001010111010110…
…100111101011100001
312001211000112212100102
4301113112213223201
51332023304430131
640203352232145
73554342245466
oct612726475341
9161730485312
1053005155041
1120530034563
12a33339b655
134cc953a787
1427cb8b966d
1515a36061cb
hexc575a7ae1

53005155041 has 4 divisors (see below), whose sum is σ = 54714998784. Its totient is φ = 51295311300.

The previous prime is 53005155031. The next prime is 53005155061. The reversal of 53005155041 is 14055150035.

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: 14055150035 = 52811030007.

It is a cyclic number.

It is not a de Polignac number, because 53005155041 - 26 = 53005154977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53005154995 and 53005155013.

It is not an unprimeable number, because it can be changed into a prime (53005155031) 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, 854921825 + ... + 854921886.

It is an arithmetic number, because the mean of its divisors is an integer number (13678749696).

Almost surely, 253005155041 is an apocalyptic number.

It is an amenable number.

53005155041 is a deficient number, since it is larger than the sum of its proper divisors (1709843743).

53005155041 is a wasteful number, since it uses less digits than its factorization.

53005155041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709843742.

The product of its (nonzero) digits is 7500, while the sum is 29.

The spelling of 53005155041 in words is "fifty-three billion, five million, one hundred fifty-five thousand, forty-one".

Divisors: 1 31 1709843711 53005155041