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16241085 = 3257471097
BaseRepresentation
bin111101111101…
…000110111101
31010120010120200
4331331012331
513124203320
61340034113
7255022050
oct75750675
933503520
1016241085
119193193
125532939
133498513
14222aa97
15165c290
hexf7d1bd

16241085 has 48 divisors (see below), whose sum is σ = 32887296. Its totient is φ = 7259904.

The previous prime is 16241083. The next prime is 16241089. The reversal of 16241085 is 58014261.

It is not a de Polignac number, because 16241085 - 21 = 16241083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16241083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14257 + ... + 15353.

It is an arithmetic number, because the mean of its divisors is an integer number (685152).

Almost surely, 216241085 is an apocalyptic number.

16241085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16241085 is an abundant number, since it is smaller than the sum of its proper divisors (16646211).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16241085 is a wasteful number, since it uses less digits than its factorization.

16241085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162 (or 1159 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 16241085 is about 4030.0229527882. The cubic root of 16241085 is about 253.2435229123.

The spelling of 16241085 in words is "sixteen million, two hundred forty-one thousand, eighty-five".

Divisors: 1 3 5 7 9 15 21 35 45 47 63 105 141 235 315 329 423 705 987 1097 1645 2115 2961 3291 4935 5485 7679 9873 14805 16455 23037 38395 49365 51559 69111 115185 154677 257795 345555 360913 464031 773385 1082739 1804565 2320155 3248217 5413695 16241085