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123314141 = 177253773
BaseRepresentation
bin1110101100110…
…01111111011101
322121001000012102
413112121333131
5223032023031
620123014445
73025103306
oct726317735
9277030172
10123314141
1163675815
123536a425
131c717562
141253d7ad
15ac5c7cb
hex7599fdd

123314141 has 4 divisors (see below), whose sum is σ = 130567932. Its totient is φ = 116060352.

The previous prime is 123314083. The next prime is 123314171. The reversal of 123314141 is 141413321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 101082916 + 22231225 = 10054^2 + 4715^2 .

It is a cyclic number.

It is not a de Polignac number, because 123314141 - 26 = 123314077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123314171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3626870 + ... + 3626903.

It is an arithmetic number, because the mean of its divisors is an integer number (32641983).

Almost surely, 2123314141 is an apocalyptic number.

It is an amenable number.

123314141 is a deficient number, since it is larger than the sum of its proper divisors (7253791).

123314141 is an equidigital number, since it uses as much as digits as its factorization.

123314141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7253790.

The product of its digits is 288, while the sum is 20.

The square root of 123314141 is about 11104.6900452016. The cubic root of 123314141 is about 497.7420062787.

Adding to 123314141 its reverse (141413321), we get a palindrome (264727462).

The spelling of 123314141 in words is "one hundred twenty-three million, three hundred fourteen thousand, one hundred forty-one".

Divisors: 1 17 7253773 123314141