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227048141 = 1717377201
BaseRepresentation
bin11011000100001…
…11101011001101
3120211020020111102
431202013223031
5431111020031
634310232445
75424606635
oct1542075315
9524206442
10227048141
111071876a1
1264055725
1338067818
14222236c5
1514ded7cb
hexd887acd

227048141 has 8 divisors (see below), whose sum is σ = 241796664. Its totient is φ = 212454400.

The previous prime is 227048099. The next prime is 227048147. The reversal of 227048141 is 141840722.

It can be written as a sum of positive squares in 4 ways, for example, as 49758916 + 177289225 = 7054^2 + 13315^2 .

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 227048141 - 214 = 227031757 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 (227048147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35660 + ... + 41541.

It is an arithmetic number, because the mean of its divisors is an integer number (30224583).

Almost surely, 2227048141 is an apocalyptic number.

It is an amenable number.

227048141 is a deficient number, since it is larger than the sum of its proper divisors (14748523).

227048141 is a wasteful number, since it uses less digits than its factorization.

227048141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77391.

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 227048141 is about 15068.1167038220. The cubic root of 227048141 is about 610.0601400887.

Adding to 227048141 its reverse (141840722), we get a palindrome (368888863).

The spelling of 227048141 in words is "two hundred twenty-seven million, forty-eight thousand, one hundred forty-one".

Divisors: 1 17 173 2941 77201 1312417 13355773 227048141