Base | Representation |
---|---|
bin | 1000010111110… |
… | …01011001001010 |
3 | 11220010221001122 |
4 | 10023321121022 |
5 | 120434240110 |
6 | 10545115242 |
7 | 1511631662 |
oct | 413713112 |
9 | 156127048 |
10 | 70227530 |
11 | 36706a8a |
12 | 1b628b22 |
13 | 1171b269 |
14 | 94811a2 |
15 | 6273255 |
hex | 42f964a |
70227530 has 8 divisors (see below), whose sum is σ = 126409572. Its totient is φ = 28091008.
The previous prime is 70227503. The next prime is 70227559. The reversal of 70227530 is 3572207.
It can be written as a sum of positive squares in 2 ways, for example, as 68046001 + 2181529 = 8249^2 + 1477^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 70227530.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3511367 + ... + 3511386.
Almost surely, 270227530 is an apocalyptic number.
70227530 is a deficient number, since it is larger than the sum of its proper divisors (56182042).
70227530 is a wasteful number, since it uses less digits than its factorization.
70227530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7022760.
The product of its (nonzero) digits is 2940, while the sum is 26.
The square root of 70227530 is about 8380.1867520957. The cubic root of 70227530 is about 412.5745784961.
Adding to 70227530 its reverse (3572207), we get a palindrome (73799737).
The spelling of 70227530 in words is "seventy million, two hundred twenty-seven thousand, five hundred thirty".
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