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53013322223 = 17181136112659
BaseRepresentation
bin110001010111110101…
…110001100111101111
312001211120220210121122
4301113311301213233
51332032402302343
640204243251155
73554501542511
oct612765614757
9161746823548
1053013322223
11205347026a4
12a336079abb
134ccb13a024
1427cca03bb1
1515a41bb068
hexc57d719ef

53013322223 has 16 divisors (see below), whose sum is σ = 56487805920. Its totient is φ = 49578854400.

The previous prime is 53013322217. The next prime is 53013322249. The reversal of 53013322223 is 32222331035.

It is not a de Polignac number, because 53013322223 - 220 = 53012273647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53013322192 and 53013322201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53013322723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4181468 + ... + 4194126.

It is an arithmetic number, because the mean of its divisors is an integer number (3530487870).

Almost surely, 253013322223 is an apocalyptic number.

53013322223 is a deficient number, since it is larger than the sum of its proper divisors (3474483697).

53013322223 is a wasteful number, since it uses less digits than its factorization.

53013322223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14218.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 53013322223 its reverse (32222331035), we get a palindrome (85235653258).

The spelling of 53013322223 in words is "fifty-three billion, thirteen million, three hundred twenty-two thousand, two hundred twenty-three".

Divisors: 1 17 181 1361 3077 12659 23137 215203 246341 2291279 4187797 17228899 38951743 292891283 3118430719 53013322223