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54298832881 = 1717377183809
BaseRepresentation
bin110010100100011101…
…100110111111110001
312012011011211111201111
4302210131212333301
51342201000123011
640540004233321
73631401315136
oct624435467761
9165134744644
1054298832881
11210343038a7
12a63469b841
135174570c17
1428b163258d
15162be98121
hexca4766ff1

54298832881 has 8 divisors (see below), whose sum is σ = 57496503240. Its totient is φ = 51101564928.

The previous prime is 54298832873. The next prime is 54298832897. The reversal of 54298832881 is 18823889245.

It can be written as a sum of positive squares in 4 ways, for example, as 17603982400 + 36694850481 = 132680^2 + 191559^2 .

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 54298832881 - 23 = 54298832873 is a prime.

It is a super-3 number, since 3×542988328813 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54298832831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203505 + ... + 387313.

It is an arithmetic number, because the mean of its divisors is an integer number (7187062905).

Almost surely, 254298832881 is an apocalyptic number.

It is an amenable number.

54298832881 is a deficient number, since it is larger than the sum of its proper divisors (3197670359).

54298832881 is a wasteful number, since it uses less digits than its factorization.

54298832881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201203.

The product of its digits is 8847360, while the sum is 58.

The spelling of 54298832881 in words is "fifty-four billion, two hundred ninety-eight million, eight hundred thirty-two thousand, eight hundred eighty-one".

Divisors: 1 17 17377 183809 295409 3124753 3194048993 54298832881