Base | Representation |
---|---|
bin | 10001011111100… |
… | …101000110011001 |
3 | 202110020220002122 |
4 | 101133211012121 |
5 | 1100113203342 |
6 | 45042311025 |
7 | 10162430114 |
oct | 2137450631 |
9 | 673226078 |
10 | 293491097 |
11 | 140739229 |
12 | 82358475 |
13 | 48a5c293 |
14 | 2ad9b57b |
15 | 1ab754d2 |
hex | 117e5199 |
293491097 has 4 divisors (see below), whose sum is σ = 293658036. Its totient is φ = 293324160.
The previous prime is 293491091. The next prime is 293491147. The reversal of 293491097 is 790194392.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 76930441 + 216560656 = 8771^2 + 14716^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-293491097 is a prime.
It is a super-2 number, since 2×2934910972 = 172274048036526818, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (293491091) 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, 80804 + ... + 84357.
It is an arithmetic number, because the mean of its divisors is an integer number (73414509).
Almost surely, 2293491097 is an apocalyptic number.
It is an amenable number.
293491097 is a deficient number, since it is larger than the sum of its proper divisors (166939).
293491097 is a wasteful number, since it uses less digits than its factorization.
293491097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 166938.
The product of its (nonzero) digits is 122472, while the sum is 44.
The square root of 293491097 is about 17131.5818592446. The cubic root of 293491097 is about 664.5560924604.
The spelling of 293491097 in words is "two hundred ninety-three million, four hundred ninety-one thousand, ninety-seven".
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