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24050221 = 1321011409
BaseRepresentation
bin101101110111…
…1101000101101
31200020212200221
41123233220231
522124101341
62215251341
7411265156
oct133575055
950225627
1024050221
1112637318
128079b51
134ca0b00
1432a092d
1521a0ed1
hex16efa2d

24050221 has 12 divisors (see below), whose sum is σ = 26319060. Its totient is φ = 21964800.

The previous prime is 24050183. The next prime is 24050227. The reversal of 24050221 is 12205042.

It can be written as a sum of positive squares in 6 ways, for example, as 4247721 + 19802500 = 2061^2 + 4450^2 .

It is not a de Polignac number, because 24050221 - 27 = 24050093 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 24050195 and 24050204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24050227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16365 + ... + 17773.

It is an arithmetic number, because the mean of its divisors is an integer number (2193255).

Almost surely, 224050221 is an apocalyptic number.

It is an amenable number.

24050221 is a deficient number, since it is larger than the sum of its proper divisors (2268839).

24050221 is a wasteful number, since it uses less digits than its factorization.

24050221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536 (or 1523 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 24050221 is about 4904.1024663031. The cubic root of 24050221 is about 288.6509717074.

Adding to 24050221 its reverse (12205042), we get a palindrome (36255263).

The spelling of 24050221 in words is "twenty-four million, fifty thousand, two hundred twenty-one".

Divisors: 1 13 101 169 1313 1409 17069 18317 142309 238121 1850017 24050221