Base | Representation |
---|---|
bin | 10110101001101… |
… | …001100001111101 |
3 | 222111001212000000 |
4 | 112221221201331 |
5 | 1234241014030 |
6 | 101413024513 |
7 | 12263042412 |
oct | 2651514175 |
9 | 874055000 |
10 | 380016765 |
11 | 185567247 |
12 | a7325139 |
13 | 609659bb |
14 | 38682109 |
15 | 23567860 |
hex | 16a6987d |
380016765 has 56 divisors (see below), whose sum is σ = 689613048. Its totient is φ = 200931840.
The previous prime is 380016727. The next prime is 380016811. The reversal of 380016765 is 567610083.
It can be written as a sum of positive squares in 4 ways, for example, as 729 + 380016036 = 27^2 + 19494^2 .
It is not a de Polignac number, because 380016765 - 214 = 380000381 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 498985 + ... + 499745.
Almost surely, 2380016765 is an apocalyptic number.
It is an amenable number.
380016765 is a deficient number, since it is larger than the sum of its proper divisors (309596283).
380016765 is an equidigital number, since it uses as much as digits as its factorization.
380016765 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 921 (or 906 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 380016765 is about 19494.0186980520. The cubic root of 380016765 is about 724.3262960751.
The spelling of 380016765 in words is "three hundred eighty million, sixteen thousand, seven hundred sixty-five".
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