Search a number
-
+
54044185 = 513839991
BaseRepresentation
bin1100111000101…
…0011000011001
310202200201200111
43032022120121
5102313403220
65210204321
71224240136
oct316123031
9122621614
1054044185
1128563218
12161236a1
13b273110
14726b58d
154b2815a
hex338a619

54044185 has 16 divisors (see below), whose sum is σ = 69995520. Its totient is φ = 39821760.

The previous prime is 54044183. The next prime is 54044251. The reversal of 54044185 is 58144045.

It is not a de Polignac number, because 54044185 - 21 = 54044183 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54044183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54040 + ... + 55030.

It is an arithmetic number, because the mean of its divisors is an integer number (4374720).

Almost surely, 254044185 is an apocalyptic number.

It is an amenable number.

54044185 is a deficient number, since it is larger than the sum of its proper divisors (15951335).

54044185 is a wasteful number, since it uses less digits than its factorization.

54044185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1848.

The product of its (nonzero) digits is 12800, while the sum is 31.

The square root of 54044185 is about 7351.4750220619. The cubic root of 54044185 is about 378.0793787366.

The spelling of 54044185 in words is "fifty-four million, forty-four thousand, one hundred eighty-five".

Divisors: 1 5 13 65 839 991 4195 4955 10907 12883 54535 64415 831449 4157245 10808837 54044185