Base | Representation |
---|---|
bin | 1000010110100… |
… | …11110011111001 |
3 | 11212212002220021 |
4 | 10023103303321 |
5 | 120414323333 |
6 | 10541530441 |
7 | 1510421122 |
oct | 413236371 |
9 | 155762807 |
10 | 70073593 |
11 | 36611367 |
12 | 1b573a21 |
13 | 11696185 |
14 | 9441049 |
15 | 624282d |
hex | 42d3cf9 |
70073593 has 4 divisors (see below), whose sum is σ = 70716580. Its totient is φ = 69430608.
The previous prime is 70073543. The next prime is 70073629. The reversal of 70073593 is 39537007.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 39537007 = 2309 ⋅17123.
It can be written as a sum of positive squares in 2 ways, for example, as 22629049 + 47444544 = 4757^2 + 6888^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-70073593 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (70073543) 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, 321330 + ... + 321547.
It is an arithmetic number, because the mean of its divisors is an integer number (17679145).
Almost surely, 270073593 is an apocalyptic number.
It is an amenable number.
70073593 is a deficient number, since it is larger than the sum of its proper divisors (642987).
70073593 is a wasteful number, since it uses less digits than its factorization.
70073593 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 642986.
The product of its (nonzero) digits is 19845, while the sum is 34.
The square root of 70073593 is about 8370.9971329585. The cubic root of 70073593 is about 412.2729068964.
The spelling of 70073593 in words is "seventy million, seventy-three thousand, five hundred ninety-three".
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