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146429 = 181809
BaseRepresentation
bin100011101111111101
321102212022
4203233331
514141204
63045525
71146623
oct435775
9242768
10146429
11a0018
12708a5
135185a
143b513
152d5be
hex23bfd

146429 has 4 divisors (see below), whose sum is σ = 147420. Its totient is φ = 145440.

The previous prime is 146423. The next prime is 146437. The reversal of 146429 is 924641.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 55225 + 91204 = 235^2 + 302^2 .

It is a cyclic number.

It is not a de Polignac number, because 146429 - 28 = 146173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146398 and 146407.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 146429.

It is not an unprimeable number, because it can be changed into a prime (146423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224 + ... + 585.

It is an arithmetic number, because the mean of its divisors is an integer number (36855).

2146429 is an apocalyptic number.

It is an amenable number.

146429 is a deficient number, since it is larger than the sum of its proper divisors (991).

146429 is an equidigital number, since it uses as much as digits as its factorization.

146429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990.

The product of its digits is 1728, while the sum is 26.

The square root of 146429 is about 382.6604238747. The cubic root of 146429 is about 52.7078982434.

It can be divided in two parts, 146 and 429, that added together give a palindrome (575).

The spelling of 146429 in words is "one hundred forty-six thousand, four hundred twenty-nine".

Divisors: 1 181 809 146429