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141123401 = 169383357
BaseRepresentation
bin10000110100101…
…01111101001001
3100211112210220122
420122111331021
5242111422101
622000433025
73332346326
oct1032257511
9324483818
10141123401
117272a111
123b318775
1323311793
1414a57b4d
15c5c951b
hex8695f49

141123401 has 4 divisors (see below), whose sum is σ = 141208452. Its totient is φ = 141038352.

The previous prime is 141123391. The next prime is 141123407. The reversal of 141123401 is 104321141.

It is a happy number.

141123401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 104321141 = 163640007.

It can be written as a sum of positive squares in 2 ways, for example, as 72250000 + 68873401 = 8500^2 + 8299^2 .

It is a cyclic number.

It is not a de Polignac number, because 141123401 - 226 = 74014537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 141123401.

It is not an unprimeable number, because it can be changed into a prime (141123407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39986 + ... + 43371.

It is an arithmetic number, because the mean of its divisors is an integer number (35302113).

Almost surely, 2141123401 is an apocalyptic number.

It is an amenable number.

141123401 is a deficient number, since it is larger than the sum of its proper divisors (85051).

141123401 is an equidigital number, since it uses as much as digits as its factorization.

141123401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85050.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 141123401 is about 11879.5370701050. The cubic root of 141123401 is about 520.6345815363.

Adding to 141123401 its reverse (104321141), we get a palindrome (245444542).

The spelling of 141123401 in words is "one hundred forty-one million, one hundred twenty-three thousand, four hundred one".

Divisors: 1 1693 83357 141123401