Base | Representation |
---|---|
bin | 1000010110011… |
… | …00011100000000 |
3 | 11212210120110201 |
4 | 10023030130000 |
5 | 120412342032 |
6 | 10541134544 |
7 | 1510234066 |
oct | 413143400 |
9 | 155716421 |
10 | 70043392 |
11 | 365a0701 |
12 | 1b55a454 |
13 | 116854c3 |
14 | 9434036 |
15 | 62388e7 |
hex | 42cc700 |
70043392 has 36 divisors (see below), whose sum is σ = 140361480. Its totient is φ = 34884608.
The previous prime is 70043387. The next prime is 70043401. The reversal of 70043392 is 29334007.
It is a self number, because there is not a number n which added to its sum of digits gives 70043392.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106938 + ... + 107590.
It is an arithmetic number, because the mean of its divisors is an integer number (3898930).
Almost surely, 270043392 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70043392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70180740).
70043392 is an abundant number, since it is smaller than the sum of its proper divisors (70318088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70043392 is an equidigital number, since it uses as much as digits as its factorization.
70043392 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1088 (or 1074 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 28.
The square root of 70043392 is about 8369.1930315891. The cubic root of 70043392 is about 412.2136699203.
Adding to 70043392 its reverse (29334007), we get a palindrome (99377399).
The spelling of 70043392 in words is "seventy million, forty-three thousand, three hundred ninety-two".
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