Base | Representation |
---|---|
bin | 1100101101001110101011… |
… | …11100010111010101111100 |
3 | 10122221021002112021101001200 |
4 | 12112213111330113111330 |
5 | 12130301414004203430 |
6 | 135232312241335500 |
7 | 5612524344006510 |
oct | 626472574272574 |
9 | 118837075241050 |
10 | 27942351631740 |
11 | 89a3315049a17 |
12 | 31734b9037590 |
13 | 1278c4c6ccb90 |
14 | 6c85ba4b6140 |
15 | 336ca0c68460 |
hex | 1969d5f1757c |
27942351631740 has 288 divisors, whose sum is σ = 104363432933760. Its totient is φ = 5892967876608.
The previous prime is 27942351631729. The next prime is 27942351631769. The reversal of 27942351631740 is 4713615324972.
27942351631740 is a `hidden beast` number, since 2 + 7 + 9 + 4 + 23 + 516 + 31 + 74 + 0 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 37452022 + ... + 38190818.
It is an arithmetic number, because the mean of its divisors is an integer number (362373031020).
Almost surely, 227942351631740 is an apocalyptic number.
27942351631740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 27942351631740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52181716466880).
27942351631740 is an abundant number, since it is smaller than the sum of its proper divisors (76421081302020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27942351631740 is a wasteful number, since it uses less digits than its factorization.
27942351631740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 741141 (or 741136 counting only the distinct ones).
The product of its (nonzero) digits is 7620480, while the sum is 54.
The spelling of 27942351631740 in words is "twenty-seven trillion, nine hundred forty-two billion, three hundred fifty-one million, six hundred thirty-one thousand, seven hundred forty".
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