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220241541 = 3135647219
BaseRepresentation
bin11010010000010…
…01111010000101
3120100102102121010
431020021322011
5422340212131
633504312433
75313010422
oct1510117205
9510372533
10220241541
11103358803
1261912719
1336823650
1421370d49
1514506b46
hexd209e85

220241541 has 8 divisors (see below), whose sum is σ = 316244320. Its totient is φ = 135533232.

The previous prime is 220241531. The next prime is 220241543. The reversal of 220241541 is 145142022.

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

It is not a de Polignac number, because 220241541 - 29 = 220241029 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220241543) 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, 2823571 + ... + 2823648.

It is an arithmetic number, because the mean of its divisors is an integer number (39530540).

Almost surely, 2220241541 is an apocalyptic number.

It is an amenable number.

220241541 is a deficient number, since it is larger than the sum of its proper divisors (96002779).

220241541 is a wasteful number, since it uses less digits than its factorization.

220241541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5647235.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 220241541 is about 14840.5370859683. The cubic root of 220241541 is about 603.9019227693.

Adding to 220241541 its reverse (145142022), we get a palindrome (365383563).

The spelling of 220241541 in words is "two hundred twenty million, two hundred forty-one thousand, five hundred forty-one".

Divisors: 1 3 13 39 5647219 16941657 73413847 220241541