Search a number
-
+
54160825 = 5216313291
BaseRepresentation
bin1100111010011…
…0110110111001
310202220122200111
43032212312321
5102331121300
65212504321
71225234165
oct316466671
9122818614
1054160825
1128632914
121617b0a1
13b2b4234
14729bca5
154b4c9ba
hex33a6db9

54160825 has 12 divisors (see below), whose sum is σ = 67576528. Its totient is φ = 43059600.

The previous prime is 54160781. The next prime is 54160829. The reversal of 54160825 is 52806145.

It is not a de Polignac number, because 54160825 - 217 = 54029753 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54160829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2571 + ... + 10720.

Almost surely, 254160825 is an apocalyptic number.

It is an amenable number.

54160825 is a deficient number, since it is larger than the sum of its proper divisors (13415703).

54160825 is a wasteful number, since it uses less digits than its factorization.

54160825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13464 (or 13459 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 54160825 is about 7359.4038481388. The cubic root of 54160825 is about 378.3511778905.

The spelling of 54160825 in words is "fifty-four million, one hundred sixty thousand, eight hundred twenty-five".

Divisors: 1 5 25 163 815 4075 13291 66455 332275 2166433 10832165 54160825