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54808697 = 1713124611
BaseRepresentation
bin1101000100010…
…1000001111001
310211010120101202
43101011001321
5103012334242
65234423545
71233603056
oct321050171
9124116352
1054808697
1128a35649
1216431bb5
13b4800a8
1473ca02d
154c29932
hex3445079

54808697 has 8 divisors (see below), whose sum is σ = 58478112. Its totient is φ = 51188800.

The previous prime is 54808667. The next prime is 54808709. The reversal of 54808697 is 79680845.

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 54808697 - 210 = 54807673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54808657) 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 7 ways as a sum of consecutive naturals, for example, 10079 + ... + 14532.

It is an arithmetic number, because the mean of its divisors is an integer number (7309764).

Almost surely, 254808697 is an apocalyptic number.

It is an amenable number.

54808697 is a deficient number, since it is larger than the sum of its proper divisors (3669415).

54808697 is a wasteful number, since it uses less digits than its factorization.

54808697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24759.

The product of its (nonzero) digits is 483840, while the sum is 47.

The square root of 54808697 is about 7403.2896066546. The cubic root of 54808697 is about 379.8538149613.

The spelling of 54808697 in words is "fifty-four million, eight hundred eight thousand, six hundred ninety-seven".

Divisors: 1 17 131 2227 24611 418387 3224041 54808697