Base | Representation |
---|---|
bin | 101010001110… |
… | …0101001100001 |
3 | 1112122200212020 |
4 | 1110130221201 |
5 | 21131344231 |
6 | 2110252053 |
7 | 356110434 |
oct | 124345141 |
9 | 45580766 |
10 | 22137441 |
11 | 11550207 |
12 | 74b7029 |
13 | 47812a1 |
14 | 2d2381b |
15 | 1e24396 |
hex | 151ca61 |
22137441 has 8 divisors (see below), whose sum is σ = 30468864. Its totient is φ = 14282160.
The previous prime is 22137439. The next prime is 22137457. The reversal of 22137441 is 14473122.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22137441 - 21 = 22137439 is a prime.
It is not an unprimeable number, because it can be changed into a prime (22137041) 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 7 ways as a sum of consecutive naturals, for example, 118926 + ... + 119111.
It is an arithmetic number, because the mean of its divisors is an integer number (3808608).
Almost surely, 222137441 is an apocalyptic number.
It is an amenable number.
22137441 is a deficient number, since it is larger than the sum of its proper divisors (8331423).
22137441 is a wasteful number, since it uses less digits than its factorization.
22137441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 238071.
The product of its digits is 1344, while the sum is 24.
The square root of 22137441 is about 4705.0442080814. The cubic root of 22137441 is about 280.7862298545.
It can be divided in two parts, 22137 and 441, that added together give a triangular number (22578 = T212).
The spelling of 22137441 in words is "twenty-two million, one hundred thirty-seven thousand, four hundred forty-one".
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