Base | Representation |
---|---|
bin | 1011011010101110101111 |
3 | 12122001201111 |
4 | 23122232233 |
5 | 1231234241 |
6 | 144052451 |
7 | 34304104 |
oct | 13325657 |
9 | 5561644 |
10 | 2993071 |
11 | 1764814 |
12 | 1004127 |
13 | 80a463 |
14 | 57caab |
15 | 3e1c81 |
hex | 2dabaf |
2993071 has 4 divisors (see below), whose sum is σ = 3169152. Its totient is φ = 2816992.
The previous prime is 2993057. The next prime is 2993083. The reversal of 2993071 is 1703992.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2993071 - 29 = 2992559 is a prime.
It is a super-2 number, since 2×29930712 = 17916948022082, which contains 22 as substring.
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 a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2993171) 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, 88015 + ... + 88048.
It is an arithmetic number, because the mean of its divisors is an integer number (792288).
22993071 is an apocalyptic number.
2993071 is a deficient number, since it is larger than the sum of its proper divisors (176081).
2993071 is a wasteful number, since it uses less digits than its factorization.
2993071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 176080.
The product of its (nonzero) digits is 3402, while the sum is 31.
The square root of 2993071 is about 1730.0494212594. The cubic root of 2993071 is about 144.1138342427.
The spelling of 2993071 in words is "two million, nine hundred ninety-three thousand, seventy-one".
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