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53214243241 = 136933886237
BaseRepresentation
bin110001100011110100…
…001110100110101001
312002100120222122102211
4301203310032212221
51332440321240431
640240221525121
73562461414205
oct614364164651
9162316878384
1053214243241
1120628064625
12a3914137a1
1350309575c3
14280b585b05
1515b6b582b1
hexc63d0e9a9

53214243241 has 4 divisors (see below), whose sum is σ = 53218143172. Its totient is φ = 53210343312.

The previous prime is 53214243239. The next prime is 53214243281. The reversal of 53214243241 is 14234241235.

53214243241 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.

It can be written as a sum of positive squares in 2 ways, for example, as 52027785216 + 1186458025 = 228096^2 + 34445^2 .

It is a cyclic number.

It is not a de Polignac number, because 53214243241 - 21 = 53214243239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53214243281) 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, 1929426 + ... + 1956811.

It is an arithmetic number, because the mean of its divisors is an integer number (13304535793).

Almost surely, 253214243241 is an apocalyptic number.

It is an amenable number.

53214243241 is a deficient number, since it is larger than the sum of its proper divisors (3899931).

53214243241 is a wasteful number, since it uses less digits than its factorization.

53214243241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3899930.

The product of its digits is 23040, while the sum is 31.

Adding to 53214243241 its reverse (14234241235), we get a palindrome (67448484476).

The spelling of 53214243241 in words is "fifty-three billion, two hundred fourteen million, two hundred forty-three thousand, two hundred forty-one".

Divisors: 1 13693 3886237 53214243241