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22053301 = 172137557
BaseRepresentation
bin101010000100…
…0000110110101
31112111102102221
41110020012311
521121201201
62104402341
7355310224
oct124100665
945442387
1022053301
11114a2a76
1274763b1
134751bba
142d00cbb
151e094a1
hex15081b5

22053301 has 12 divisors (see below), whose sum is σ = 23640228. Its totient is φ = 20567552.

The previous prime is 22053299. The next prime is 22053313. The reversal of 22053301 is 10335022.

It can be written as a sum of positive squares in 6 ways, for example, as 207025 + 21846276 = 455^2 + 4674^2 .

It is not a de Polignac number, because 22053301 - 21 = 22053299 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 (22053331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39315 + ... + 39871.

It is an arithmetic number, because the mean of its divisors is an integer number (1970019).

Almost surely, 222053301 is an apocalyptic number.

It is an amenable number.

22053301 is a deficient number, since it is larger than the sum of its proper divisors (1586927).

22053301 is a wasteful number, since it uses less digits than its factorization.

22053301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728 (or 711 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 22053301 is about 4696.0942281858. The cubic root of 22053301 is about 280.4300407103.

Adding to 22053301 its reverse (10335022), we get a palindrome (32388323).

The spelling of 22053301 in words is "twenty-two million, fifty-three thousand, three hundred one".

Divisors: 1 17 137 289 557 2329 9469 39593 76309 160973 1297253 22053301