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220315241 = 1973158843
BaseRepresentation
bin11010010000110…
…11111001101001
3120100120011200202
431020123321221
5422400041431
633510041545
75313435326
oct1510337151
9510504622
10220315241
111033a9113
12619492b5
133684b063
142138db4d
151451d8cb
hexd21be69

220315241 has 8 divisors (see below), whose sum is σ = 235089120. Its totient is φ = 205859232.

The previous prime is 220315213. The next prime is 220315259. The reversal of 220315241 is 142513022.

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 220315241 - 214 = 220298857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220315741) 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, 78035 + ... + 80808.

It is an arithmetic number, because the mean of its divisors is an integer number (29386140).

Almost surely, 2220315241 is an apocalyptic number.

It is an amenable number.

220315241 is a deficient number, since it is larger than the sum of its proper divisors (14773879).

220315241 is a wasteful number, since it uses less digits than its factorization.

220315241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158935.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 220315241 is about 14843.0199420468. The cubic root of 220315241 is about 603.9692770142.

Adding to 220315241 its reverse (142513022), we get a palindrome (362828263).

It can be divided in two parts, 22031 and 5241, that added together give a palindrome (27272).

The spelling of 220315241 in words is "two hundred twenty million, three hundred fifteen thousand, two hundred forty-one".

Divisors: 1 19 73 1387 158843 3018017 11595539 220315241