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54706741 = 70178041
BaseRepresentation
bin1101000010110…
…0001000110101
310210221101112121
43100230020311
5103001103431
65232315541
71232666605
oct320541065
9123841477
1054706741
1128975a91
12163a2bb1
13b44586b
1473a0c05
154c09611
hex342c235

54706741 has 4 divisors (see below), whose sum is σ = 54785484. Its totient is φ = 54628000.

The previous prime is 54706733. The next prime is 54706763. The reversal of 54706741 is 14760745.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14760745 = 52952149.

It can be written as a sum of positive squares in 2 ways, for example, as 26563716 + 28143025 = 5154^2 + 5305^2 .

It is a cyclic number.

It is not a de Polignac number, because 54706741 - 23 = 54706733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54706697 and 54706706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54706721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38320 + ... + 39721.

It is an arithmetic number, because the mean of its divisors is an integer number (13696371).

Almost surely, 254706741 is an apocalyptic number.

It is an amenable number.

54706741 is a deficient number, since it is larger than the sum of its proper divisors (78743).

54706741 is an equidigital number, since it uses as much as digits as its factorization.

54706741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78742.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 54706741 is about 7396.4005435076. The cubic root of 54706741 is about 379.6181320807.

The spelling of 54706741 in words is "fifty-four million, seven hundred six thousand, seven hundred forty-one".

Divisors: 1 701 78041 54706741