Search a number
-
+
54233541 = 3221128559
BaseRepresentation
bin1100111011100…
…0100111000101
310210001100102200
43032320213011
5102340433131
65214225113
71225656165
oct316704705
9123040380
1054233541
112868250a
12161b5199
13b30b36b
1472ba5a5
154b642e6
hex33b89c5

54233541 has 12 divisors (see below), whose sum is σ = 78711360. Its totient is φ = 35983080.

The previous prime is 54233507. The next prime is 54233551. The reversal of 54233541 is 14533245.

It is not a de Polignac number, because 54233541 - 29 = 54233029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54233551) 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, 12381 + ... + 16178.

It is an arithmetic number, because the mean of its divisors is an integer number (6559280).

Almost surely, 254233541 is an apocalyptic number.

It is an amenable number.

54233541 is a deficient number, since it is larger than the sum of its proper divisors (24477819).

54233541 is a wasteful number, since it uses less digits than its factorization.

54233541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28776 (or 28773 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 54233541 is about 7364.3425368460. The cubic root of 54233541 is about 378.5204261793.

Adding to 54233541 its reverse (14533245), we get a palindrome (68766786).

The spelling of 54233541 in words is "fifty-four million, two hundred thirty-three thousand, five hundred forty-one".

Divisors: 1 3 9 211 633 1899 28559 85677 257031 6025949 18077847 54233541