Base | Representation |
---|---|
bin | 1000010110010… |
… | …10010000001111 |
3 | 11212210010012102 |
4 | 10023022100033 |
5 | 120412100242 |
6 | 10541025315 |
7 | 1510166030 |
oct | 413122017 |
9 | 155703172 |
10 | 70034447 |
11 | 36594a0a |
12 | 1b55523b |
13 | 11681402 |
14 | 9430a87 |
15 | 6235e32 |
hex | 42ca40f |
70034447 has 4 divisors (see below), whose sum is σ = 80039376. Its totient is φ = 60029520.
The previous prime is 70034443. The next prime is 70034453. The reversal of 70034447 is 74443007.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74443007 = 19 ⋅3918053.
It is a cyclic number.
It is not a de Polignac number, because 70034447 - 22 = 70034443 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70034443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5002454 + ... + 5002467.
It is an arithmetic number, because the mean of its divisors is an integer number (20009844).
Almost surely, 270034447 is an apocalyptic number.
70034447 is a deficient number, since it is larger than the sum of its proper divisors (10004929).
70034447 is a wasteful number, since it uses less digits than its factorization.
70034447 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10004928.
The product of its (nonzero) digits is 9408, while the sum is 29.
The square root of 70034447 is about 8368.6586141388. The cubic root of 70034447 is about 412.1961217113.
The spelling of 70034447 in words is "seventy million, thirty-four thousand, four hundred forty-seven".
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