Base | Representation |
---|---|
bin | 1000010111111… |
… | …10111000100110 |
3 | 11220012001220200 |
4 | 10023332320212 |
5 | 120441000042 |
6 | 10545411330 |
7 | 1512054363 |
oct | 413767046 |
9 | 156161820 |
10 | 70250022 |
11 | 36721977 |
12 | 1b639b46 |
13 | 1172857b |
14 | 948946a |
15 | 6279c4c |
hex | 42fee26 |
70250022 has 12 divisors (see below), whose sum is σ = 152208420. Its totient is φ = 23416668.
The previous prime is 70249997. The next prime is 70250023. The reversal of 70250022 is 22005207.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 3902779 = 70250022 / (7 + 0 + 2 + 5 + 0 + 0 + 2 + 2).
It is a junction number, because it is equal to n+sod(n) for n = 70249977 and 70250004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70250023) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1951372 + ... + 1951407.
It is an arithmetic number, because the mean of its divisors is an integer number (12684035).
Almost surely, 270250022 is an apocalyptic number.
70250022 is an abundant number, since it is smaller than the sum of its proper divisors (81958398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70250022 is a wasteful number, since it uses less digits than its factorization.
70250022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3902787 (or 3902784 counting only the distinct ones).
The product of its (nonzero) digits is 280, while the sum is 18.
The square root of 70250022 is about 8381.5286195300. The cubic root of 70250022 is about 412.6186193298.
Adding to 70250022 its reverse (22005207), we get a palindrome (92255229).
The spelling of 70250022 in words is "seventy million, two hundred fifty thousand, twenty-two".
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