Base | Representation |
---|---|
bin | 10110101011100… |
… | …100100111011010 |
3 | 222112000110120111 |
4 | 112223210213122 |
5 | 1234403132142 |
6 | 101431514534 |
7 | 12300242305 |
oct | 2653444732 |
9 | 875013514 |
10 | 380520922 |
11 | 185881001 |
12 | a7528a4a |
13 | 60ab1312 |
14 | 38773b3c |
15 | 23616e17 |
hex | 16ae49da |
380520922 has 4 divisors (see below), whose sum is σ = 570781386. Its totient is φ = 190260460.
The previous prime is 380520893. The next prime is 380520941. The reversal of 380520922 is 229025083.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 229025083 = 7 ⋅32717869.
It can be written as a sum of positive squares in only one way, i.e., 322166601 + 58354321 = 17949^2 + 7639^2 .
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95130229 + ... + 95130232.
Almost surely, 2380520922 is an apocalyptic number.
380520922 is a deficient number, since it is larger than the sum of its proper divisors (190260464).
380520922 is a wasteful number, since it uses less digits than its factorization.
380520922 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190260463.
The product of its (nonzero) digits is 8640, while the sum is 31.
The square root of 380520922 is about 19506.9454810332. The cubic root of 380520922 is about 724.6464686187.
The spelling of 380520922 in words is "three hundred eighty million, five hundred twenty thousand, nine hundred twenty-two".
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