Search a number
-
+
53485 = 519563
BaseRepresentation
bin1101000011101101
32201100221
431003231
53202420
61051341
7311635
oct150355
981327
1053485
1137203
1226b51
131b463
14156c5
1510caa
hexd0ed

53485 has 8 divisors (see below), whose sum is σ = 67680. Its totient is φ = 40464.

The previous prime is 53479. The next prime is 53503. The reversal of 53485 is 58435.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 53485 - 25 = 53453 is a prime.

It is a d-powerful number, because it can be written as 5 + 39 + 45 + 85 + 5 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187 + ... + 376.

It is an arithmetic number, because the mean of its divisors is an integer number (8460).

253485 is an apocalyptic number.

It is an amenable number.

53485 is a deficient number, since it is larger than the sum of its proper divisors (14195).

53485 is a wasteful number, since it uses less digits than its factorization.

53485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587.

The product of its digits is 2400, while the sum is 25.

The square root of 53485 is about 231.2682425237. The cubic root of 53485 is about 37.6770883354.

Subtracting 53485 from its reverse (58435), we obtain a triangular number (4950 = T99).

The spelling of 53485 in words is "fifty-three thousand, four hundred eighty-five".

Divisors: 1 5 19 95 563 2815 10697 53485