Base | Representation |
---|---|
bin | 111011001100101… |
… | …111101111010011 |
3 | 2120012212122011111 |
4 | 323030233233103 |
5 | 4013224301021 |
6 | 242315354151 |
7 | 33420015052 |
oct | 7314575723 |
9 | 2505778144 |
10 | 993197011 |
11 | 46a6a7684 |
12 | 238752957 |
13 | 12a9c7851 |
14 | 95c9a399 |
15 | 5c2da8e1 |
hex | 3b32fbd3 |
993197011 has 4 divisors (see below), whose sum is σ = 994356792. Its totient is φ = 992037232.
The previous prime is 993196999. The next prime is 993197027. The reversal of 993197011 is 110791399.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110791399 = 5261 ⋅21059.
It is a cyclic number.
It is not a de Polignac number, because 993197011 - 211 = 993194963 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (993197041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578605 + ... + 580318.
It is an arithmetic number, because the mean of its divisors is an integer number (248589198).
Almost surely, 2993197011 is an apocalyptic number.
993197011 is a deficient number, since it is larger than the sum of its proper divisors (1159781).
993197011 is a wasteful number, since it uses less digits than its factorization.
993197011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1159780.
The product of its (nonzero) digits is 15309, while the sum is 40.
The square root of 993197011 is about 31515.0283357004. The cubic root of 993197011 is about 997.7271751809.
The spelling of 993197011 in words is "nine hundred ninety-three million, one hundred ninety-seven thousand, eleven".
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