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227730053 = 10122310111
BaseRepresentation
bin11011001001011…
…10001010000101
3120212111212220102
431210232022011
5431244330203
634333013445
75433450005
oct1544561205
9525455812
10227730053
11107602a61
1264324285
1338246015
1422360005
1514ed5888
hexd92e285

227730053 has 8 divisors (see below), whose sum is σ = 231038976. Its totient is φ = 224442000.

The previous prime is 227730047. The next prime is 227730077. The reversal of 227730053 is 350037722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 227730053 - 26 = 227729989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 227729998 and 227730025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227730023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17468 + ... + 27578.

It is an arithmetic number, because the mean of its divisors is an integer number (28879872).

Almost surely, 2227730053 is an apocalyptic number.

It is an amenable number.

227730053 is a deficient number, since it is larger than the sum of its proper divisors (3308923).

227730053 is a wasteful number, since it uses less digits than its factorization.

227730053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10435.

The product of its (nonzero) digits is 8820, while the sum is 29.

The square root of 227730053 is about 15090.7273847220. The cubic root of 227730053 is about 610.6702772837.

Adding to 227730053 its reverse (350037722), we get a palindrome (577767775).

The spelling of 227730053 in words is "two hundred twenty-seven million, seven hundred thirty thousand, fifty-three".

Divisors: 1 101 223 10111 22523 1021211 2254753 227730053