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54098808479 = 7113933116561
BaseRepresentation
bin110010011000100010…
…100100111010011111
312011122020110012211022
4302120202210322133
51341243243332404
640504101114355
73623422166462
oct623042447237
9164566405738
1054098808479
1120a41404581
12a5996b89bb
135141ca87a1
142892c452d9
1516196368be
hexc988a4e9f

54098808479 has 16 divisors (see below), whose sum is σ = 55425726720. Its totient is φ = 52789968000.

The previous prime is 54098808469. The next prime is 54098808481. The reversal of 54098808479 is 97480889045.

54098808479 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 54098808479 - 28 = 54098808223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54098808469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3258359 + ... + 3274919.

It is an arithmetic number, because the mean of its divisors is an integer number (3464107920).

Almost surely, 254098808479 is an apocalyptic number.

54098808479 is a deficient number, since it is larger than the sum of its proper divisors (1326918241).

54098808479 is a wasteful number, since it uses less digits than its factorization.

54098808479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17102.

The product of its (nonzero) digits is 23224320, while the sum is 62.

The spelling of 54098808479 in words is "fifty-four billion, ninety-eight million, eight hundred eight thousand, four hundred seventy-nine".

Divisors: 1 71 139 331 9869 16561 23501 46009 1175831 2301979 3266639 5481691 163440509 389200061 761955049 54098808479