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54485 = 517641
BaseRepresentation
bin1101010011010101
32202201222
431103111
53220420
61100125
7314564
oct152325
982658
1054485
1137a32
1227645
131ba52
1415bdb
1511225
hexd4d5

54485 has 8 divisors (see below), whose sum is σ = 69336. Its totient is φ = 40960.

The previous prime is 54469. The next prime is 54493. The reversal of 54485 is 58445.

It can be written as a sum of positive squares in 4 ways, for example, as 22801 + 31684 = 151^2 + 178^2 .

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

It is not a de Polignac number, because 54485 - 24 = 54469 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 15.

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, 236 + ... + 405.

It is an arithmetic number, because the mean of its divisors is an integer number (8667).

254485 is an apocalyptic number.

It is an amenable number.

54485 is a deficient number, since it is larger than the sum of its proper divisors (14851).

54485 is a wasteful number, since it uses less digits than its factorization.

54485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663.

The product of its digits is 3200, while the sum is 26.

The square root of 54485 is about 233.4202219175. The cubic root of 54485 is about 37.9104539728.

The spelling of 54485 in words is "fifty-four thousand, four hundred eighty-five".

Divisors: 1 5 17 85 641 3205 10897 54485