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225553011 = 375184337
BaseRepresentation
bin11010111000110…
…10101001110011
3120201102021120020
431130122221303
5430220144021
634214214523
75406111645
oct1534325163
9521367506
10225553011
11106356352
1263654443
1337963128
1421d54895
1514c057c6
hexd71aa73

225553011 has 4 divisors (see below), whose sum is σ = 300737352. Its totient is φ = 150368672.

The previous prime is 225552997. The next prime is 225553057. The reversal of 225553011 is 110355522.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225553011 - 26 = 225552947 is a prime.

It is a super-2 number, since 2×2255530112 = 101748321542332242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225553091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37592166 + ... + 37592171.

It is an arithmetic number, because the mean of its divisors is an integer number (75184338).

Almost surely, 2225553011 is an apocalyptic number.

225553011 is a deficient number, since it is larger than the sum of its proper divisors (75184341).

225553011 is an equidigital number, since it uses as much as digits as its factorization.

225553011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75184340.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 225553011 is about 15018.4223871883. The cubic root of 225553011 is about 608.7180918108.

The spelling of 225553011 in words is "two hundred twenty-five million, five hundred fifty-three thousand, eleven".

Divisors: 1 3 75184337 225553011