Search a number
-
+
54498871 = 742118493
BaseRepresentation
bin1100111111100…
…1011000110111
310210112211101201
43033321120313
5102422430441
65224033331
71231142560
oct317713067
9123484351
1054498871
1128843899
1216302847
13b3a206b
147349167
154bb7c31
hex33f9637

54498871 has 8 divisors (see below), whose sum is σ = 62435744. Its totient is φ = 46599840.

The previous prime is 54498869. The next prime is 54498901. The reversal of 54498871 is 17889445.

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

It is not a de Polignac number, because 54498871 - 21 = 54498869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54498811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6300 + ... + 12193.

It is an arithmetic number, because the mean of its divisors is an integer number (7804468).

Almost surely, 254498871 is an apocalyptic number.

54498871 is a deficient number, since it is larger than the sum of its proper divisors (7936873).

54498871 is a wasteful number, since it uses less digits than its factorization.

54498871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18921.

The product of its digits is 322560, while the sum is 46.

The square root of 54498871 is about 7382.3350641921. The cubic root of 54498871 is about 379.1367082933.

The spelling of 54498871 in words is "fifty-four million, four hundred ninety-eight thousand, eight hundred seventy-one".

Divisors: 1 7 421 2947 18493 129451 7785553 54498871