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146485 = 529297
BaseRepresentation
bin100011110000110101
321102221101
4203300311
514141420
63050101
71150033
oct436065
9242841
10146485
11a0069
1270931
13518a1
143b553
152d60a
hex23c35

146485 has 4 divisors (see below), whose sum is σ = 175788. Its totient is φ = 117184.

The previous prime is 146477. The next prime is 146513. The reversal of 146485 is 584641.

146485 = T311 + T312 + T313.

146485 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: 584641 = 896569.

It can be written as a sum of positive squares in 2 ways, for example, as 77841 + 68644 = 279^2 + 262^2 .

It is a cyclic number.

It is not a de Polignac number, because 146485 - 23 = 146477 is a prime.

It is a Duffinian number.

146485 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14644 + ... + 14653.

It is an arithmetic number, because the mean of its divisors is an integer number (43947).

2146485 is an apocalyptic number.

146485 is the 313-rd centered triangular number.

It is an amenable number.

146485 is a deficient number, since it is larger than the sum of its proper divisors (29303).

146485 is an equidigital number, since it uses as much as digits as its factorization.

146485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29302.

The product of its digits is 3840, while the sum is 28.

The square root of 146485 is about 382.7335888056. The cubic root of 146485 is about 52.7146165530.

The spelling of 146485 in words is "one hundred forty-six thousand, four hundred eighty-five".

Divisors: 1 5 29297 146485