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54348081 = 366127407
BaseRepresentation
bin1100111101010…
…0100100110001
310210021011112220
43033110210301
5102403114311
65220511253
71226644134
oct317244461
9123234486
1054348081
1128750577
121624b529
13b34b538
14730a21b
154b88206
hex33d4931

54348081 has 8 divisors (see below), whose sum is σ = 72576384. Its totient is φ = 36175920.

The previous prime is 54348061. The next prime is 54348089. The reversal of 54348081 is 18084345.

54348081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 54348081 - 210 = 54347057 is a prime.

It is a super-2 number, since 2×543480812 = 5907427816765122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54348089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11721 + ... + 15686.

It is an arithmetic number, because the mean of its divisors is an integer number (9072048).

Almost surely, 254348081 is an apocalyptic number.

It is an amenable number.

54348081 is a deficient number, since it is larger than the sum of its proper divisors (18228303).

54348081 is a wasteful number, since it uses less digits than its factorization.

54348081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28071.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 54348081 is about 7372.1150967684. The cubic root of 54348081 is about 378.7867143009.

The spelling of 54348081 in words is "fifty-four million, three hundred forty-eight thousand, eighty-one".

Divisors: 1 3 661 1983 27407 82221 18116027 54348081