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220552033 = 1317997973
BaseRepresentation
bin11010010010101…
…01101101100001
3120101000012111211
431021111231201
5422430131113
633515110121
75315442562
oct1511255541
9511005454
10220552033
11103550009
1261a42341
1336901a80
1421412169
1514568b3d
hexd255b61

220552033 has 8 divisors (see below), whose sum is σ = 251489448. Its totient is φ = 191610624.

The previous prime is 220552021. The next prime is 220552043. The reversal of 220552033 is 330255022.

220552033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 61968384 + 158583649 = 7872^2 + 12593^2 .

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 220552033 - 221 = 218454881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220551995 and 220552013.

It is not an unprimeable number, because it can be changed into a prime (220552043) 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, 498766 + ... + 499207.

It is an arithmetic number, because the mean of its divisors is an integer number (31436181).

Almost surely, 2220552033 is an apocalyptic number.

It is an amenable number.

220552033 is a deficient number, since it is larger than the sum of its proper divisors (30937415).

220552033 is a wasteful number, since it uses less digits than its factorization.

220552033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998003.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 220552033 is about 14850.9943438142. The cubic root of 220552033 is about 604.1855790217.

The spelling of 220552033 in words is "two hundred twenty million, five hundred fifty-two thousand, thirty-three".

Divisors: 1 13 17 221 997973 12973649 16965541 220552033