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54520026102631 = 1911697168205753
BaseRepresentation
bin11000110010101111011101…
…10010011111101101100111
321011001001201100201002122101
430121113232302133231213
524121224003140241011
6311542053151312531
714324641033364515
oct1431275662375547
9234031640632571
1054520026102631
111640a8a44454a1
12614641a51b747
1324562a758313b
14d66ad76c94b5
156482ce9232c1
hex3195eec9fb67

54520026102631 has 8 divisors (see below), whose sum is σ = 54837767096064. Its totient is φ = 54202621524480.

The previous prime is 54520026102601. The next prime is 54520026102673. The reversal of 54520026102631 is 13620162002545.

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 54520026102631 - 25 = 54520026102599 is a prime.

It is a super-2 number, since 2×545200261026312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54520026102601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83778750 + ... + 84427003.

It is an arithmetic number, because the mean of its divisors is an integer number (6854720887008).

Almost surely, 254520026102631 is an apocalyptic number.

54520026102631 is a deficient number, since it is larger than the sum of its proper divisors (317740993433).

54520026102631 is a wasteful number, since it uses less digits than its factorization.

54520026102631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168207641.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 54520026102631 in words is "fifty-four trillion, five hundred twenty billion, twenty-six million, one hundred two thousand, six hundred thirty-one".

Divisors: 1 191 1697 324127 168205753 32127298823 285445162841 54520026102631