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123441241 = 731132717
BaseRepresentation
bin1110101101110…
…01000001011001
322121021110112211
413112321001121
5223100104431
620125435121
73026143000
oct726710131
9277243484
10123441241
1163752260
123540baa1
131c760371
1412573c37
15ac852b1
hex75b9059

123441241 has 16 divisors (see below), whose sum is σ = 157046400. Its totient is φ = 96185040.

The previous prime is 123441229. The next prime is 123441251. The reversal of 123441241 is 142144321.

It is a happy number.

It is not a de Polignac number, because 123441241 - 27 = 123441113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123441251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12586 + ... + 20131.

It is an arithmetic number, because the mean of its divisors is an integer number (9815400).

Almost surely, 2123441241 is an apocalyptic number.

123441241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

123441241 is a deficient number, since it is larger than the sum of its proper divisors (33605159).

123441241 is an equidigital number, since it uses as much as digits as its factorization.

123441241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32749 (or 32735 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 123441241 is about 11110.4113785224. The cubic root of 123441241 is about 497.9129552762.

Adding to 123441241 its reverse (142144321), we get a palindrome (265585562).

The spelling of 123441241 in words is "one hundred twenty-three million, four hundred forty-one thousand, two hundred forty-one".

Divisors: 1 7 11 49 77 343 539 3773 32717 229019 359887 1603133 2519209 11221931 17634463 123441241