Base | Representation |
---|---|
bin | 101010000110… |
… | …0010100100000 |
3 | 1112112022010011 |
4 | 1110030110200 |
5 | 21122224220 |
6 | 2105014304 |
7 | 355411441 |
oct | 124142440 |
9 | 45468104 |
10 | 22070560 |
11 | 11504a36 |
12 | 7484394 |
13 | 4759a05 |
14 | 2d072c8 |
15 | 1e0e65a |
hex | 150c520 |
22070560 has 24 divisors (see below), whose sum is σ = 52142076. Its totient is φ = 8828160.
The previous prime is 22070557. The next prime is 22070591. The reversal of 22070560 is 6507022.
It can be written as a sum of positive squares in 2 ways, for example, as 22014864 + 55696 = 4692^2 + 236^2 .
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, 68811 + ... + 69130.
Almost surely, 222070560 is an apocalyptic number.
22070560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22070560 is an abundant number, since it is smaller than the sum of its proper divisors (30071516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22070560 is a wasteful number, since it uses less digits than its factorization.
22070560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137956 (or 137948 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 22.
The square root of 22070560 is about 4697.9314596959. The cubic root of 22070560 is about 280.5031768519.
Adding to 22070560 its reverse (6507022), we get a palindrome (28577582).
The spelling of 22070560 in words is "twenty-two million, seventy thousand, five hundred sixty".
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