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22511160053 = 126371781369
BaseRepresentation
bin10100111101110001…
…010000101011110101
32011002211201102020122
4110331301100223311
5332100324110203
614201432141325
71424563463144
oct247561205365
964084642218
1022511160053
119601a65808
124442b37845
132179a13965
1411379dd75b
158bb44d538
hex53dc50af5

22511160053 has 4 divisors (see below), whose sum is σ = 22512954060. Its totient is φ = 22509366048.

The previous prime is 22511160041. The next prime is 22511160059. The reversal of 22511160053 is 35006111522.

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 10654781284 + 11856378769 = 103222^2 + 108887^2 .

It is a cyclic number.

It is not a de Polignac number, because 22511160053 - 26 = 22511159989 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 (22511160059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 878048 + ... + 903321.

It is an arithmetic number, because the mean of its divisors is an integer number (5628238515).

Almost surely, 222511160053 is an apocalyptic number.

It is an amenable number.

22511160053 is a deficient number, since it is larger than the sum of its proper divisors (1794007).

22511160053 is a wasteful number, since it uses less digits than its factorization.

22511160053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1794006.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 22511160053 its reverse (35006111522), we get a palindrome (57517271575).

The spelling of 22511160053 in words is "twenty-two billion, five hundred eleven million, one hundred sixty thousand, fifty-three".

Divisors: 1 12637 1781369 22511160053