Base | Representation |
---|---|
bin | 10110101010111… |
… | …100010001011001 |
3 | 222111201001220011 |
4 | 112222330101121 |
5 | 1234332340143 |
6 | 101424201521 |
7 | 12265653445 |
oct | 2652742131 |
9 | 874631804 |
10 | 380355673 |
11 | 185778935 |
12 | a74692a1 |
13 | 60a54039 |
14 | 3872d825 |
15 | 235d2e9d |
hex | 16abc459 |
380355673 has 2 divisors, whose sum is σ = 380355674. Its totient is φ = 380355672.
The previous prime is 380355653. The next prime is 380355757. The reversal of 380355673 is 376553083.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 355435609 + 24920064 = 18853^2 + 4992^2 .
It is an emirp because it is prime and its reverse (376553083) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 380355673 - 25 = 380355641 is a prime.
It is not a weakly prime, because it can be changed into another prime (380355653) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190177836 + 190177837.
It is an arithmetic number, because the mean of its divisors is an integer number (190177837).
Almost surely, 2380355673 is an apocalyptic number.
It is an amenable number.
380355673 is a deficient number, since it is larger than the sum of its proper divisors (1).
380355673 is an equidigital number, since it uses as much as digits as its factorization.
380355673 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 226800, while the sum is 40.
The square root of 380355673 is about 19502.7093758790. The cubic root of 380355673 is about 724.5415559093.
The spelling of 380355673 in words is "three hundred eighty million, three hundred fifty-five thousand, six hundred seventy-three".
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