Base | Representation |
---|---|
bin | 1000011000000… |
… | …11010001101001 |
3 | 11220012222120212 |
4 | 10030003101221 |
5 | 120442034014 |
6 | 10550030505 |
7 | 1512161000 |
oct | 414032151 |
9 | 156188525 |
10 | 70268009 |
11 | 36734439 |
12 | 1b648435 |
13 | 11733806 |
14 | 9491c37 |
15 | 628023e |
hex | 4303469 |
70268009 has 16 divisors (see below), whose sum is σ = 82320000. Its totient is φ = 59954832.
The previous prime is 70267999. The next prime is 70268017. The reversal of 70268009 is 90086207.
It is not a de Polignac number, because 70268009 - 24 = 70267993 is a prime.
It is not an unprimeable number, because it can be changed into a prime (70268039) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119414 + ... + 120000.
It is an arithmetic number, because the mean of its divisors is an integer number (5145000).
Almost surely, 270268009 is an apocalyptic number.
It is an amenable number.
70268009 is a deficient number, since it is larger than the sum of its proper divisors (12051991).
70268009 is an equidigital number, since it uses as much as digits as its factorization.
70268009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 957 (or 943 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 32.
The square root of 70268009 is about 8382.6015651467. The cubic root of 70268009 is about 412.6538323094.
The spelling of 70268009 in words is "seventy million, two hundred sixty-eight thousand, nine".
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