Search a number
BaseRepresentation
bin10000001011001110
310100212212
4100023032
54110004
61230422
7364106
oct201316
9110785
1066254
1145861
1232412
1324206
141a206
151496e
hex102ce

66254 has 8 divisors (see below), whose sum is σ = 100488. Its totient is φ = 32760.

The previous prime is 66239. The next prime is 66271. The reversal of 66254 is 45266.

It is a sphenic number, since it is the product of 3 distinct primes.

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 66254.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209 + ... + 419.

It is an arithmetic number, because the mean of its divisors is an integer number (12561).

266254 is an apocalyptic number.

66254 is a deficient number, since it is larger than the sum of its proper divisors (34234).

66254 is a wasteful number, since it uses less digits than its factorization.

66254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370.

The product of its digits is 1440, while the sum is 23.

The square root of 66254 is about 257.3985236943. The cubic root of 66254 is about 40.4641760134.

The spelling of 66254 in words is "sixty-six thousand, two hundred fifty-four".

Divisors: 1 2 157 211 314 422 33127 66254