Base | Representation |
---|---|
bin | 101010000110… |
… | …1001001110010 |
3 | 1112112110210110 |
4 | 1110031021302 |
5 | 21122331340 |
6 | 2105042150 |
7 | 355424412 |
oct | 124151162 |
9 | 45473713 |
10 | 22073970 |
11 | 11507556 |
12 | 7486356 |
13 | 475b429 |
14 | 2d08642 |
15 | 1e10680 |
hex | 150d272 |
22073970 has 32 divisors (see below), whose sum is σ = 53980992. Its totient is φ = 5774912.
The previous prime is 22073929. The next prime is 22073977. The reversal of 22073970 is 7937022.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (22073977) 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 15 ways as a sum of consecutive naturals, for example, 5352 + ... + 8531.
It is an arithmetic number, because the mean of its divisors is an integer number (1686906).
Almost surely, 222073970 is an apocalyptic number.
22073970 is an abundant number, since it is smaller than the sum of its proper divisors (31907022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22073970 is a wasteful number, since it uses less digits than its factorization.
22073970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13946.
The product of its (nonzero) digits is 5292, while the sum is 30.
The square root of 22073970 is about 4698.2943713650. The cubic root of 22073970 is about 280.5176224388.
The spelling of 22073970 in words is "twenty-two million, seventy-three thousand, nine hundred seventy".
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