Base | Representation |
---|---|
bin | 111000100101101001001… |
… | …011100011010101110001 |
3 | 111202202102212222220120221 |
4 | 320211221023203111301 |
5 | 1002203034232221042 |
6 | 12134240531533041 |
7 | 550643600643115 |
oct | 70455113432561 |
9 | 14682385886527 |
10 | 3888710038897 |
11 | 126a213490702 |
12 | 5297a915a181 |
13 | 22291c29a048 |
14 | d6300acd745 |
15 | 6b24aa06d67 |
hex | 389692e3571 |
3888710038897 has 2 divisors, whose sum is σ = 3888710038898. Its totient is φ = 3888710038896.
The previous prime is 3888710038813. The next prime is 3888710038903. The reversal of 3888710038897 is 7988300178883.
3888710038897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2149065108961 + 1739644929936 = 1465969^2 + 1318956^2 .
It is an emirp because it is prime and its reverse (7988300178883) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3888710038897 is a prime.
It is not a weakly prime, because it can be changed into another prime (3888710038597) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1944355019448 + 1944355019449.
It is an arithmetic number, because the mean of its divisors is an integer number (1944355019449).
Almost surely, 23888710038897 is an apocalyptic number.
It is an amenable number.
3888710038897 is a deficient number, since it is larger than the sum of its proper divisors (1).
3888710038897 is an equidigital number, since it uses as much as digits as its factorization.
3888710038897 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 130056192, while the sum is 70.
The spelling of 3888710038897 in words is "three trillion, eight hundred eighty-eight billion, seven hundred ten million, thirty-eight thousand, eight hundred ninety-seven".
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