Base | Representation |
---|---|
bin | 111011010001100… |
… | …100011000010101 |
3 | 2120022020212022111 |
4 | 323101210120111 |
5 | 4014040224310 |
6 | 242402431021 |
7 | 33433531543 |
oct | 7321443025 |
9 | 2508225274 |
10 | 994461205 |
11 | 470390471 |
12 | 239062471 |
13 | 12b04b0aa |
14 | 96108d93 |
15 | 5c48a28a |
hex | 3b464615 |
994461205 has 4 divisors (see below), whose sum is σ = 1193353452. Its totient is φ = 795568960.
The previous prime is 994461199. The next prime is 994461229. The reversal of 994461205 is 502164499.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 502164499 = 7649 ⋅65651.
It can be written as a sum of positive squares in 2 ways, for example, as 524135236 + 470325969 = 22894^2 + 21687^2 .
It is not a de Polignac number, because 994461205 - 213 = 994453013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99446116 + ... + 99446125.
It is an arithmetic number, because the mean of its divisors is an integer number (298338363).
Almost surely, 2994461205 is an apocalyptic number.
It is an amenable number.
994461205 is a deficient number, since it is larger than the sum of its proper divisors (198892247).
994461205 is a wasteful number, since it uses less digits than its factorization.
994461205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 198892246.
The product of its (nonzero) digits is 77760, while the sum is 40.
The square root of 994461205 is about 31535.0789597870. The cubic root of 994461205 is about 998.1503157777.
The spelling of 994461205 in words is "nine hundred ninety-four million, four hundred sixty-one thousand, two hundred five".
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