Base | Representation |
---|---|
bin | 10001011101101101110110… |
… | …10110010000110000010101 |
3 | 12000222102120212010222112011 |
4 | 20232312323112100300111 |
5 | 20013204301104044400 |
6 | 213402431523424221 |
7 | 11042425652620351 |
oct | 1056667326206025 |
9 | 160872525128464 |
10 | 38404445768725 |
11 | 11267263486513 |
12 | 4383057225071 |
13 | 18576a673ac0a |
14 | 96aadc41c461 |
15 | 468ec3ab28ba |
hex | 22edbb590c15 |
38404445768725 has 6 divisors (see below), whose sum is σ = 47621512753250. Its totient is φ = 30723556614960.
The previous prime is 38404445768699. The next prime is 38404445768749. The reversal of 38404445768725 is 52786754440483.
38404445768725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 22666506916 + 38381779261809 = 150554^2 + 6195303^2 .
It is not a de Polignac number, because 38404445768725 - 211 = 38404445766677 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 768088915350 + ... + 768088915399.
Almost surely, 238404445768725 is an apocalyptic number.
It is an amenable number.
38404445768725 is a deficient number, since it is larger than the sum of its proper divisors (9217066984525).
38404445768725 is a wasteful number, since it uses less digits than its factorization.
38404445768725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1536177830759 (or 1536177830754 counting only the distinct ones).
The product of its (nonzero) digits is 722534400, while the sum is 67.
The spelling of 38404445768725 in words is "thirty-eight trillion, four hundred four billion, four hundred forty-five million, seven hundred sixty-eight thousand, seven hundred twenty-five".
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