Base | Representation |
---|---|
bin | 1100101101100101000010… |
… | …11010111001101000110100 |
3 | 10122222102002002101020101021 |
4 | 12112302201122321220310 |
5 | 12131001004432032342 |
6 | 135242015322510524 |
7 | 5613430661623066 |
oct | 626624132715064 |
9 | 118872062336337 |
10 | 27954355345972 |
11 | 89a8414908100 |
12 | 31758a9065444 |
13 | 127a113565173 |
14 | 6c8dd87bd736 |
15 | 3372549be567 |
hex | 196ca16b9a34 |
27954355345972 has 72 divisors (see below), whose sum is σ = 54703287406656. Its totient is φ = 12487531056000.
The previous prime is 27954355345957. The next prime is 27954355345981.
27954355345972 is nontrivially palindromic in base 10.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9456447 + ... + 12055417.
It is an arithmetic number, because the mean of its divisors is an integer number (759767880648).
Almost surely, 227954355345972 is an apocalyptic number.
27954355345972 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
27954355345972 is a deficient number, since it is larger than the sum of its proper divisors (26748932060684).
27954355345972 is a wasteful number, since it uses less digits than its factorization.
27954355345972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2599381 (or 2599368 counting only the distinct ones).
The product of its digits is 1428840000, while the sum is 70.
The spelling of 27954355345972 in words is "twenty-seven trillion, nine hundred fifty-four billion, three hundred fifty-five million, three hundred forty-five thousand, nine hundred seventy-two".
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