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54904811 = 1322918443
BaseRepresentation
bin1101000101110…
…0011111101011
310211022110020112
43101130133223
5103023423221
65240444535
71234453223
oct321343753
9124273215
1054904811
1128aa0885
121647974b
13b4b4a70
147413083
154c4815b
hex345c7eb

54904811 has 8 divisors (see below), whose sum is σ = 59389680. Its totient is φ = 50457312.

The previous prime is 54904807. The next prime is 54904823. The reversal of 54904811 is 11840945.

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 54904811 - 22 = 54904807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54904831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6245 + ... + 12198.

It is an arithmetic number, because the mean of its divisors is an integer number (7423710).

Almost surely, 254904811 is an apocalyptic number.

54904811 is a deficient number, since it is larger than the sum of its proper divisors (4484869).

54904811 is a wasteful number, since it uses less digits than its factorization.

54904811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18685.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 54904811 is about 7409.7780668519. The cubic root of 54904811 is about 380.0757259057.

It can be divided in two parts, 5490 and 4811, that added together give a palindrome (10301).

The spelling of 54904811 in words is "fifty-four million, nine hundred four thousand, eight hundred eleven".

Divisors: 1 13 229 2977 18443 239759 4223447 54904811